35-15 is 20. and 43-26 is 17. These two are different because you are regrouping in the 2d problem, as in the first, you just subtract.
Fraser got 14 questions right
questions correct 70/5 = 14
—— ——
total questions 100/5 = 20
therefore he got 14 questions right
you divide 100 by 5 because percents are always out of 100 and that gets you 20 which is how many questions the spelling bee had
then you do the same to the top (divide by 5) and get 14
14/20 questions were answered right
70% of the questions were correct
Answer:
Lowest is 14.
Step-by-step explanation:
x + x + 1 + x + 2 = 45
3x + 3 = 45
x = (45-3)/3 = 14.
Answer:
The surface area is 177 square inches
Step-by-step explanation:
Given
Required
The surface area
This is calculated as:
So, we have:
Answer:
Take each sale price of each product and divide it by its original price. Subtract from 1. Then multiply by 100.
Step-by-step explanation:
A percent is a portion of 100 or the total. We find the percent we pay by taking each sales price and dividing it by the original price. To find the percent off we take that same number and subtract from 1. This will give a decimal which we can convert to a % by multiplying by 100.