How do you convert a percent into a decimal?

At 1.89 each, what is the greatest number of songs Joe can afford with 15$

A+b=1.10 a=b+1. What are the values of a and b?

A gardener expects that 75% of the seeds she plants will produce plants she wants 45 plants how many seeds should she plant?

Bob has 37 tiles with dimensions of 1 foot by 1 foot. He wants to tile a closet that is 7 feet long and 5 feet wide. Does he have enough tiles? If so, how many more will be left over?

At noon on a winter day, the temperature was - 5 C. By dusk, the temperature fell 10 degrees. what was the temperature at dusk.

Solve the linear inequality: - (8x-9) / 3+6≥9

What is 19 of 40 in a fraction

The answer to a division problem is less than a divisor

3 8ths as a percent

I think of a number and multiply it by 4. I then add 8 and I'm left with an answer of 30. What number did I think of? Form and solve an equation to find the number.