(14)What number increased by 10% of itself is 352?
(15) What number decreased by 7% of itself is 16.74?
(15) What number decreased by 7% of itself is 16.74?
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Answer: (14) 320
(15) 18
Step-by-step explanation:
let the number be x, then-
(14). x+(10x)/100 = 352
= x+(x/10) = 352
= 11x = 3520
= x=320 answer
(15). x-(7x/100) = 16.74
= 93x=1674
= x=1674/93
= x=18
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