Answer:
20
Step-by-step explanation:
80% of 25 is 20, even if you put it into a calculator
Answer:
Formula for Volume=4/3 π r^3
Step-by-step explanation:
Answer:
Perimeter on one face =4× side =8
Hence the side of the cube is 2 units.
So the volume of the cube is (side)^3=(2)^3=8 cubic units
Step-by-step explanation:
Answer:
35% of the sixth grade is in the chess club
Step-by-step explanation:
if there are 100 students consider that as 100%
20 is a fifth of 100
20 x 5 =100
since 7/20 is a fraction you multiple the numerator (7) with the same number you multiplied to the denominator (20) which is 5.
7 x 5 = 35
35/100 = 35%
The value is -21. Which you get by multiplying -7 and 3 together.