In summary, you just multiply the percentage (move the decimal twice to the left) by the amount, which is 70 in this case.
0.47 x 70 = 32.9
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Answer:
2 ( 2a + 3b - 4)
Putting the value of a= 2 and b = 3 in the equation
2( 2(2) + 3(3) -4)
2 (4 + 9 -4)
2( 4 -4 + 9)
2 (0 + 9)
2 (9)
2 × 9
18
I think c. Hope this helps
