Epicildentity Monday, Oct. 11, Proportion (Word Problems)
X Proportions activ
Proportions
Q. Solve the problems below.
1. The speed of the Cheetah is 120 meters per hour and that of deer is one
third of the cheetah's speed. Can you tell what the speed of the deer is?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"