7th Grade > Mathematics
FRACTIONS AND DECIMALS MCQs
Fractions, Decimals
Total Questions : 227
| Page 3 of 23 pages
Answer: Option B. -> 150
:
B
0.02 = 2100
=2÷2100÷2
= 150
:
B
0.02 = 2100
=2÷2100÷2
= 150
Answer: Option D. -> 0.75
:
D
To convert 34 into decimal, we have to multiply it with 25.
Note : 4's friend is 25 as4×25=100
34×2525
=75100
= 0.75
:
D
To convert 34 into decimal, we have to multiply it with 25.
Note : 4's friend is 25 as4×25=100
34×2525
=75100
= 0.75
Answer: Option D. -> 0.887
:
D
While dividing by 100, the decimal point shifts two places to the left.
88.7÷100 = 88.7100
= 0.887
:
D
While dividing by 100, the decimal point shifts two places to the left.
88.7÷100 = 88.7100
= 0.887
Answer: Option C. -> 0.01
:
C
We have to do the multiplication to find the product.
→ 0.1×0.1
= 0.01
:
C
We have to do the multiplication to find the product.
→ 0.1×0.1
= 0.01
Answer: Option B. -> 100
:
B
We have to find the unknown value which gets multiplied by 0.389 and gives 38.9
→ 0.389×x = 38.9
=> x = 38.9÷0.389
=> x = 38.90.389
=> x = 100
:
B
We have to find the unknown value which gets multiplied by 0.389 and gives 38.9
→ 0.389×x = 38.9
=> x = 38.9÷0.389
=> x = 38.90.389
=> x = 100
Answer: Option A. -> 7.25
:
A
To find the other number, we have to subtract 2.75 from 10.
09910/1/0./0/0−2.75––––––––––––7.25––––––––––––
:
A
To find the other number, we have to subtract 2.75 from 10.
09910/1/0./0/0−2.75––––––––––––7.25––––––––––––
Answer: Option D. -> 504.04
:
D
We have to do the addition.
500+4+4100=500+4+0.04
500+4+0.04¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯504.04–––––––––––
∴500+4+4100=504.04
:
D
We have to do the addition.
500+4+4100=500+4+0.04
500+4+0.04¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯504.04–––––––––––
∴500+4+4100=504.04
Answer: Option D. -> 11112
:
D
516−314=316−134=62−3912(LCM of 6 and 4 is 12)=2312=11112
:
D
516−314=316−134=62−3912(LCM of 6 and 4 is 12)=2312=11112
Answer: Option B. -> 311
:
B
33121=/11×3/11×11=311
:
B
33121=/11×3/11×11=311
Answer: Option C. -> 38
:
C
Fraction of book read by Arun =38+14 =38+1×24×2(LCM of 8 and 4 is 8)=3+28=58
∴ Fraction of book remaining will be
=1−58=8−58=38
∴ Fraction of book remaining will be 38.
:
C
Fraction of book read by Arun =38+14 =38+1×24×2(LCM of 8 and 4 is 8)=3+28=58
∴ Fraction of book remaining will be
=1−58=8−58=38
∴ Fraction of book remaining will be 38.
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