Speed Practice Problems

1.

A car travels 300 km in 6 hours. What is the average speed of the car (in kmhr) ?

What is 1/2 to the negative 3rd power?

Why are only some quadrilaterals parallelograms?

Emily can buy daffodil bulbs in packages of 3 for $7.38 or in packages of 2 for $5.46. How much money does she save by buying 18 bulbs at the better price?

The swimsuit is on sale for 25% off its original price. If the original price was $58. What is the sale price?

What is the solution to the system? Line 1 x y -1 9 3 - 3 Line 2 x y -1 - 1 2 5 (__,___)

Find the solution set for the open sentence with the given replacement set. 4y + 2 = 18, {4, 5, 6, 7}

Which of the following must be true for an expression to be a difference of two squares? a. all variables are raised to an even power b. there are only two terms c. both terms have negative coefficients A. a, b, and c B. b and c C. a and b D.

98% of 30 what the percent

Carmen has a rope 54 feet long. she wants to cut it into 6-foot lengths to make jump ropes for the members of the jump roping team. how many jump ropes can carmen make?

Convert this decimal into a percentage: 1.125