Juan made an 80% on his chemistry test. If there were 20 questions, how many questions did Juan get correct?

Kim walks a different fraction of a mile each day. Her pedometer has a digital readout that shows the distance she walked on Monday as a decimal number.

I need to factor this question 3x2+13x+4=0

A verbal statement that represents the expression 4 + k.

What is 2/3:4/5?

What is the solution to the following system of equations 3x-2y=12 6x-4y=24

You run at a rate of 4 mph and your friend runs at a rate of 3.5 mph Your friend starts running 10 minutes before you, and you both run for a half an hour on the same path. A. Find your speed and your friends speed in miles per minute B.

Problem Francois baked just enough cookies to fill all the orders at his bakery. While the cookies were cooling, a kitchen assistant knocked over a cooling rack and spilled 12%, percent of the cookies onto the floor.

Tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. In the high season, 1200 people come to the zoo every day. On a certian day, the total revenue at the zoo was $5300. For every 3 teenagers, 8 children went to the zoo.

I don't really get it is kinda frustrating one problem is 4over7 and 3over5which one is greatest

Pet store A offered discount on pet food every 3 months. Pet store B offers a discount on pet food every 5 months. Both pet store are offering a discount on pet food this month.