3/7 of 4/9 of 2/5 of 7560 = (?)2

A. 18
B. 22
C. 24
D. 26

Explanation:

?² = 3/7 * 4/9 * 2/5 * 7560

=> ?² = 576 = 24²
? = 24

If x % of 80 = 20% of y, then x = ? and y = ?
A. x = 20, y = 20
B. x = 20, y = 40
C. x = 20, y = 80
D. Cannot be determined
(6 – 2 * 3 + 6) / (2 + 6 * 3 – 4) = _____________?
A. 9/8
B. 3/10
C. 3/5
D. 3/8
5 * 5 ÷ 5 + 5 ÷ 5 = __________?
A. 3
B. 2
C. 4
D. 6
105 * 99 * 299 = _________?
A. 785600
B. 315000
C. 845000
D. 442000
(24 * 5 * 7 * 9) / ? = 216
A. 15
B. 20
C. 25
D. 35
64309 – 8703 + 798 – 437 = ________?
A. 55606
B. 55697
C. 55967
D. 73373
12 3/4 * (1 2/17 / 8 1/6) / 5 4/3 = __________?
A. 1
B. 27/98
C. 6/17
D. 27/17
26.98% of 6002 + 45.01% of 4199 = ________?
A. 2500
B. 3500
C. 3600
D. 4500
0.003 * ? * 0.0003 = 0.00000027
A. 9
B. 3
C. 0.3
D. 0.03
6 of 5/8 / 5/8 – 1/8 = ______?
A. 6 1/8
B. 5 3/4
C. 6 3/4
D. 5 7/8