Category: Simplification and Approximation

24 – [2.4 – {0.24 * 2 – (0.024 – ?)}] = 22.0584

Hamad Simplification and Approximation 31/07/2020

0

A. 0.0024
B. 0.024
C. 0.24
D. 0.00024
(more…)

A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be_________?

Hamad Simplification and Approximation 31/07/2020

0

A. 22
B. 23
C. 24
D. 26

105.126 * 35.201 – 90.23 * 3 + 55.11 * 27.01 = ____________?

Hamad Simplification and Approximation 23/07/2020

0

A. 4890
B. 40000
C. 271
D. 5996
(more…)

36 * 48 ÷ 64 + 36 ÷ 12 = _________?

Hamad Simplification and Approximation 22/07/2020

0

A. 12
B. 18
C. 20
D. 30
(more…)

Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed?

Hamad Simplification and Approximation 20/07/2020

0

A. 256
B. 432
C. 512
D. 640

1/3 of 2/6 of 1/7 of 2/28 of 2140 = ________?

Hamad Simplification and Approximation 16/07/2020

0

A. 4.92
B. 3.77
C. 3.01
D. 4.14
(more…)

³√216400 + √280 + √322 = ________?

Hamad Simplification and Approximation 08/07/2020

0

A. 651
B. 361
C. 100
D. 95
(more…)

Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions being in their lowest terms, then x = ? and y = ____________?

Hamad Simplification and Approximation 07/07/2020

0

A. x = 4, y = 8
B. x = 4, y = 4
C. x = 2, y = 4
D. x = 8, y = 4
(more…)

(1.9 * 0.021) / (0.095 * 0.105) = ______?

Hamad Simplification and Approximation 28/06/2020

0

A. 1/20
B. 1/5
C. 4
D. 10
(more…)

If x % of 80 = 20% of y, then x = ? and y = ?

Hamad Simplification and Approximation 21/06/2020

0

A. x = 20, y = 20
B. x = 20, y = 40
C. x = 20, y = 80
D. Cannot be determined
(more…)