What shortcut can you use to multiply tens by tens, such as 40x60"

To play at bingo night, there is a $15 cover charge plus $1.50 per bingo card. Write an equation for the cost (y) based on the number of bingo cards (x).

Jessica caught 60 fish, tagged them, and put them back into the pond. After a few days, she caught 100 fish from the same lake and observed that 15 of them were tagged.

Solve the inequality for t. t - 8 < 25

What 3050 divided by 100

MRS Campbell bake some muffins. She gave 4/11 of the muffins to her friends and gave 4/7 of the remainder to the guests at and event. She had 225 muffins left. How many muffins did she bake

In a coordinate plane, what is the distance between (4,-8) and (4, - 12) ?

A printing company orders paper from two different suppliers. Supplier X charges $25 per case. Supplier Y charges $20 per case. The company needs to order at least 45 cases per day to meet demand and can order no more than 30 cases from Supplier X.

If 20% of x is 28, what is 70% of x?

What is the value of 3x-8 when x=4?

If the bucket was 4/5 full at the beginning of the day and 1/5 full at the end of the day, by what fraction of the bucket did the water level decrease?