0.003 * ? * 0.0003 = 0.00000027

6 of 5/8 / 5/8 – 1/8 = ______?

A. 6 1/8

B. 5 3/4

C. 6 3/4

D. 5 7/8

(22 * 495 + 891 * 44) / (33 * 176 + 55 * 264) = _________?

A. 1

B. 2

C. 69/28

D. 66/17

[(62.25/2.5) + (12.5/0.5)] / [(0.75 * 9) + (3.5 * 3.5)] = _________?

A. 1 17/38

B. 1 38/17

C. 2 38/17

D. None of these

[(523 + 27) * (187 – 35) / (424 + 16)] / [110/22 of (2 * 38)] = ______?

A. 2

B. 1

C. 4

D. 3

(50 – ?/29)% of 4200 = 3√196

A. 1350

B. 1450

C. 1550

D. 1421