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At a certain bookstore , the regular price of each book is 20 percent less than its list price. If during a sale the price of each book at the store was 15 percent less than its regular price, then the price of a book during the sale was what percent less than its list price ?
In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A reflex klystron is oscillating at the frequency of its resonant cavity. If the reflector voltage is made slightly less negative, the
If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?
If w is 10 percent less than x, and y is 30 percent less than z, then wy is what percent less than xz?
In a group of students, 80% of the students weigh less than 60 kg and a total of 32 student weigh less than 50 kg. If 60% of the students weigh at least 50 kg, how many of the students weigh at least 50 kg but less than 60 kg?
If w is 10% less than x and y is 30% less than z , then wy is what percent less than xz ?
if w is 10% less than x and y is 30% less than z , then wy is what persent less than xz ?
The salary of X is 30% less than that of z and the salary of Y is 37% less than that of Z. what percent is the salary of Y less than that of salary x?