passpadi

2001

Mathematics

JAMB

Evaluate (0.142 x 0.275) 7(0.02) to 3 decimal places.

A.

0.039

B.

0.358

C.

0.033

D.

0.308

Correct Answer: 0.039

Explanation

(0.142 x 0.275) 7(0.02) = (0.14 x 0.14 x 0.275)/(7 x 0.02) = (0.14 x 0.14 x 0.275)/(0.14) =0.14 x 0.275 = 0.0385 Approx. 0.039

(0.142 x 0.275) 7(0.02) = (0.14 x 0.14 x 0.275)/(7 x 0.02) = (0.14 x 0.14 x 0.275)/(0.14) =0.14 x 0.275 = 0.0385 Approx. 0.039
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