631. The salary of Mr. X is 30% more than that of Mr. Y . Find what percent of Mr. Y’s salary is less than Mr. X’s?
A. 30%
B. 25 1/13 %
C. 23 1/13 %
D. 22 1/13 %

Explanation:
y=100 x=130
130———30
100———? => 23 1/3%

632. If y exceeds x by 25%, then x is less than y by__________?
A. 16%
B. 16 1/3 %
C. 20%
D. 16 3/5 %

Explanation:
X=100 y=125
125——–25
100——–? => 20%

633. If the price has fallen by 10% what percent of its consumption be: increased so that the expenditure may be the same as before?
A. 11%
B. 10%
C. 11 1/9 %
D. 9 1/11 %

Explanation:
100 – 10 = 90
90——10
100——? => 11 1/9%

634. 96% of the population of a village is 23040. The total population of the village is________?
A. 32256
B. 24000
C. 24936
D. 25640

Explanation:
X * (96/100) = 23040
X = 240 * 100
X = 24000

635. 40 is subtracted from 60% of a number, the result is 50. Find the number?
A. 150
B. 140
C. 130
D. 110

Explanation:
(60/100) * X – 40 = 50
6X = 900
X = 150

636. 85% of a number is added to 24, the result is the same number. Find the number?
A. 150
B. 140
C. 130
D. 160

Explanation:
(85/100) * X + 24 = X
3X = 480
X = 160

637. 60% of a number is added to 120, the result is the same number. Find the number?
A. 300
B. 200
C. 400
D. 500

Explanation:
(60/100) * X + 120 = X
2X = 600
X = 300

638. 25% of 30% of 45% is equal to__________?
A. 0.03375
B. 0.3375
C. 3.375
D. 33.75

Explanation:
(25/100) * (30/100) * (45/100)
1/4 * 3/10 * 9/20
27/800 = 0.03375

639. 40% of a number is more than 20% of 650 by 190. Find the number?
A. 600
B. 700
C. 800
D. 900

Explanation:
(40/100) * X – (20/100) * 650 = 190
2/5 X = 320
X = 800

640. How much is 80% of 40 is greater than 4/5 of 25?
A. 4
B. 6
C. 9
D. 12

Explanation:
(80/100) * 40 – (4/5) * 25
32 – 20 = 12