Answer: A. 16 inches
Step-by-step explanation:
The volume of the cylinder is given by :-
Given: Diameter of cylinder = 10 inches
Thus, radius of cylinder =
Let h be the height of the cylindrical container.
Then , The volume of the cylindrical container is given by :-
Hence, the height of the cylindrical container = 16 inches.
Answer:
C.
Step-by-step explanation:
The volume should be 5x^3.
The length is 5x and the width is x so the length is 5 times the width.
Answer:
He can buy 4 model cars
Step-by-step explanation:
∵ His total money = the cost of books + the cost of model cars
∵ He buys 6 books and the price of each book is $2
∵ The cost of each model car is $7 , let the number of model cars is c
∵ He has $40
∴ 6 × 2 + 7 × c = 40
∴12 + 7c = 40
∴ 7c = 40 - 12 = 28
∴ c = 28/7 = 4
∴ He can buy 4 model cars