### Quantitative Aptitude

## TIME AND WORK MCQs

### Total Questions : 224

**Page 1 of 12 pages**

**P and Q together can do a job in 6 days. Q and R can finish the same job in $$\frac{{60}}{7}$$ days. P started the work and worked for 3 days. Q and R continued for 6 days to finish the work. Then the difference of days in which R and P can complete the alone is P can complete the job alone is ?**

__Question 2.__- 10 days
- 8 days
- 12 days
- 15 days

**Answer: Option A**

**A and B can complete a piece of work in 12 and 18 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in ?**

__Question 5.__- $${\text{14}}\frac{1}{3}{\text{ days}}$$
- $${\text{15}}\frac{2}{3}{\text{ days}}$$
- $${\text{16}}\frac{1}{3}{\text{ days}}$$
- $${\text{18}}\frac{2}{3}{\text{ days}}$$

**Answer: Option A**

**A can do a piece of work in 90 days, B in 40 days and C in 12 days. They work for a day each in turn i.e., first day A does it alone, B does it the second day and C the third day. After that A does it for another day, and so on. After finishing the work they get Rs. 240. If the wages are divided in proportion to the work done by them, find what each will get ?**

__Question 6.__- A Rs. 24, B Rs. 54, C Rs. 162
- A Rs. 22, B Rs.50, C Rs. 132
- A Rs. 26, B Rs. 52, C Rs. 142
- A Rs. 20, B Rs. 44, C Rs. 182

**Answer: Option A**

**A can do a piece of work in 6 days. B is 25% more efficient than A. How long would B alone take to finish this work ?**

__Question 10.__- $${\text{ 4}}\frac{4}{5}{\text{ days}}$$
- $${\text{ 3}}\frac{1}{3}{\text{ days}}$$
- $${\text{ 5}}\frac{1}{4}{\text{ days}}$$
- $${\text{2}}\frac{2}{3}{\text{ days}}$$

**Answer: Option A**

**A takes three times as long as B and C together to do a job. B takes four times as long as A and C together to do the work. If all the three, working together can complete the job in 24 days, then the number of days, A alone will take to finish the job is = ?**

__Question 11.__- 100 days
- 96 days
- 95 days
- 90 days

**Answer: Option B**

**Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the work in next 5 days. If the work is to be done by women only, then in how many days could the work be over if 10 women have started it ?**

__Question 12.__- 10 days
- 12 days
- 15 days
- 18 days

**Answer: Option C**

**A contractor undertake to do a piece of work in 40 days. He engages 100 men at the beginning and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the work in men, how many days behind the scheduled the work should have been finished ?**

__Question 13.__- 5
- 6
- 7
- 8

**Answer: Option A**

### How Do I Calculate My Pay Per Minute?

How to Calculate to the Minute. To calculate payroll to the precise minute rather than by rounding, you need to convert the minutes to a decimal. You do this by dividing the minutes worked by 60. You then have the hours and minutes in numerical form, which you can multiply by the wage rate.

### How Do You Calculate Work Rate?

Work can be calculated with the equation: Work = Force Ã— Distance. The SI unit for work is the joule (J), or Newton â€¢ meter (N â€¢ m). One joule equals the amount of work that is done when 1 N of force moves an object over a distance of 1 m.

### How Do You Calculate Work Using Power And Time?

The formula of power, work, and time can be derived from each other as:

- Power: P = W/T.
- Work: W = P*T.
- Time: T = W/P.
- Where, P = Power, W = Work, T = Time.

### How Do You Find Joules From Watts And Time?

Watts are defined as 1 Watt = 1 Joule per second (1W = 1 J/s) which means that 1 kW = 1000 J/s.

### How Do You Solve Problems At Work?

Here are seven-steps for an effective problem-solving process:

- Identify the issues. Be clear about what the problem is.
- Understand everyone's interests.
- List the possible solutions (options)
- Evaluate the options.
- Select an option or options.
- Document the agreement(s).
- Agree on contingencies, monitoring, and evaluation.

### How Do You Work Out Speed Distance And Time?

The formula for speed is speed = distance Ã· time. To work out what the units are for speed, you need to know the units for distance and time. In this example, distance is in metres (m) and time is in seconds (s), so the units will be in metres per second (m/s).

### Is Work Proportional To Power?

The SI unit of power is the watt (W), which indicates the rate of 1joule of work per 1 second. Power is then directly proportional to the work done and inversely proportional to the time to do the work. Remembering that work is force times displacement (W = F*d), you can derive a corollary for the power equation.

### What Is The Concept Of Time And Work?

Introduction: Time And Work,

The basic concept of Time and Work is similar to that across all Arithmetic topics, i.e. the concept of Proportionality. Efficiency is inversely proportional to the Time taken when the amount of work done is constant.

### What Is The Ratio Between Work And Time?

POWER IS DEFINED AS THE RATE OF DOING WORK THAT MEANS THE WORK DONE PER UNIT TIME. SO POWER IS THE RATIO BETWEEN WORK AND TIME. THAT IS POWER=WORK/TIME.

### What Is The Relationship Between Work And Time?

Time Taken = 1 / Rate of Work. If a piece of work is done in x number of days, then the work done in one day = 1/x. Total Wok Done = Number of Days Ã— Efficiency. Efficiency and Time are inversely proportional to each other.

### How Do You Solve Work Time Aptitude Questions?

= 90 days. So, A takes 30 days to do the work. days. A alone can do a piece of work in 6 days and B alone in 8 days.

Exercise :: Time and Work:

A. | 9 1 days 5 |
---|---|

B. | 9 2 days 5 |

C. | 9 3 days 5 |

D. | 10 |

### How Is Power Proportional To Time?

Yes, power is inversely proportional by time taken by a body. The equation for power shows the importance of time: Power = Work / time. P = W / t.

### Is Work Time Proportional?

The number of men and the amount of time required to complete one work are inversely proportional to each other. 2. Time and work are directly proportional to each other. Thus, in more time, more work can be completed and vice versa.

### What Is The Formula Of Work Efficiency?

The work efficiency formula is efficiency = output / input, and you can multiply the result by 100 to get work efficiency as a percentage. This is used across different methods of measuring energy and work, whether it's energy production or machine efficiency.

### Why Time And Work Is Inversely Proportional?

Efficiency is inversely proportional to the Time taken when the amount of work done is constant. This can be used to compare efficiencies and Time taken across different groups In Time-Speed-Distance, efficiency is replaced by Speed; i.e. Speed is inversely proportional to Time when the Distance is constant.

### What Is The Relationship Between Work And Efficiency?

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work). The output work is always less than the input work because some of the input work is used to overcome friction. Therefore, efficiency is always less than 100 percent.

### What Is Time And Work Formula?

Important Time and Work Formula:

Work Done = Time Taken Ã— Rate of Work. Rate of Work = 1 / Time Taken. Time Taken = 1 / Rate of Work. If a piece of work is done in x number of days, then the work done in one day = 1/x.

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