Decimal Fraction Questions for IBPS, SBI Bank PO, SO Exams - 1
Question: 1
If $${1}/{6.198}$$ = 0.16134, then the value of $${1}/{0.0006198}$$ is
(A) 0.016134
(B) 0.16134
(C) 16134
(D) 1613.4
Ans: D
$${1}/{0.0006198}$$ = $${10000}/{6.198}$$ = $$(10000 × {1}/{6.198})$$ = (10000 × 0.16134) = 1613.4.
Question: 2
0.213 ÷ 0.00213 = ?
(A) 0
(B) 1
(C) 10
(D) 100
Ans: D
$${0.213}/{0.00213}$$ = $${0.213 × 100000} / {0.00213 × 100000}$$ = $${213 × 100} / {213}$$ = 100.
Question: 3
3 × 0.3 × 0.03 × 0.0003 × 30 = ?
(A) 0.0243
(B) 0.00243
(C) 0.000243
(D) 0.0000243
Ans: C
3 × 3 × 3 × 3 × 30 = 2430.
Sum of decimal places = 6.
∴ 3 × 0.3 × 0.03 × 0.0003 × 30 = 0.00243.
Question: 4
(0.1 × 0.01 × 0.001 × 107) is equal to
(A) 1
(B) 10
(C) 100 times
(D) 1000 times
Ans: B
Given expression = $$({1}/{10} × {1}/{100} × {1}/{1000} × 10^7)$$
= $$({10^7}/{10^6})$$ = 10(7-6) = 10.
Question: 5
7777 ÷ 77 ÷ 5 = ?
(A) 15.2
(B) 20.2
(C) 22.4
(D) 50.5
Ans: B
Given expression = 101 ÷ 5 = 20.2.
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