Without using tables, evaluate ((343)^{frac{1}{3}} times (0.14)^{-1} times (25)^{-frac{1}{2}})
-
A.
10 -
B.
12 -
C.
8 -
D.
7
Correct Answer: Option A
Explanation
((343)^{frac{1}{3}} times (0.14)^{-1} times (25)^{-frac{1}{2}})
= (sqrt[3]{343} times (frac{14}{100})^{-1} times (sqrt{25})^{-1})
= (7 times frac{100}{14} times frac{1}{5})
= 10.