If m = 3, p = -3, q = 7 and r = 5/2, evaluate m(p+q+r)
If m = 3, p = -3, q = 7 and r = 5/2, evaluate m(p+q+r)
19.50
19.15
18.95
18.05
Correct answer is A
m = 3, p = -3, q = 7 and r = 5/2
m(p+q+r) = 3(-3 + 7 + 5/2)
= 3(4 + 5/2)
= 3(4 + 21/2)
= 3 * 61/2
= 3 * 13/2
= 39/2
= 19.50
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