If w is 10 percent less than x, and y is 30 percent less than z, then wy is what percent less than xz?
Created: 6 years ago |
Updated: 3 years ago
best des
w is 10% less than x i.e 90% of x = . 90x
similarly y = . 70z
wy = . 90x ×. 70z = . 63xz
( 100 - 63) = 37% less
Md Azizur Rahman
Founder of Satt
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