Answer:
60
Step-by-step explanation:
Steps to solve "54 is 90 percent of what number?"
We have, 90% × x = 54
or,
90/100 × x = 54
Multiplying both sides by 100 and dividing both sides by 90,
we have x = 54 × 100/90
x = 60
If you are using a calculator, simply enter 54×100÷90, which will give you the answer.
The way to determine the number of solutions is to complete the problem in multiple different ways.
Answer:
a_n=a_1+(n-1)d
Step-by-step explanation:
sorry for late anwser
