There are 36 coins in a bag, all are quarters and dimes. There are half as many dimes as quarters and the value of the coins in the bag totals $7.20.

How many dimes (d) are in the bag?

How many quarters (q) are in the bag?

if a culture starts out with extactly 50 bacterial cells, how many bacteria will be present after 4 hours?

What is the unit rate of (1/4,3/8)

Each diagram shows a cube intersected by a plane. In which case is the cross section a square?

State the various effect of force

Write a fraction less than 1/4 that has a numerator of 1.

A farmer is enclosing a rectangular area for a pigpen. he wants the length of the pen to be 20 ft longer than the width. the farmer can use no more than 100 ft of fencing.

draw four different triangles, each with a 60 degree angle. Assign the variable d to the first angle measure and the variables e and f to the other two: Look at the triangles you have created.

What happens if the correlation coefficient equals 0? There is a strong negative linear relationship between x and y. There is not a linear relationship between x and y. There is a strong positive linear relationship between x and y.

Determine whether each sequence is arithmetic, geometric, or neither. explain. 7,13,19,25, ...

Simplify: 7 (-8y) + 4 (-6+6y)