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## More Questions Related to

Quantitative Aptitude > Square Root And Cube Root :
Question 1.

Find the values of x in the Arithmetic series 3x+1,5x-1,5x+1,......

Options:
1.    2
2.    3
3.    7
4.    8
5.    None of these

Question 2.

Find the number of terms in the series 2,3.5,5,...62 ?

Options:
1.    41
2.    42
3.    50
4.    62
5.    None of these
-  In the series 62 is the 41st term

Question 3.

Find the number of terms in the series 11,6,1,...-54?

Options:
1.    12
2.    13
3.    14
4.    15
5.    None of these
-  -54 is the 14th term in the series

Question 4.

In an A.P the 10th term is 31 and 15th term is 46. Find the series?

Options:
1.    4, 7, 10
2.    4, 6, 8
3.    5, 8, 11
4.    7, 11, 13
5.    None of these
-  The 10th term is 31

31 = a + (10 - 1) d

46 = a + (15 - 1) d

Solving these equations  a=4 and d=3

Series 4, 7, 10

Question 5.

In an A.P T4:T7::2:3 then find T3:T11?

Options:
1.    12 : 13
2.    5 : 13
3.    22 : 21
4.    6 : 7
5.    None of these

Question 6.

Find the sum of the first 30 terms of the progression 5+8+11+....?

Options:
1.    1455
2.    3450
3.    3600
4.    4000
5.    None of these