Add.

(-3a^2+4a-6) + (-a^2-9)

What is 85.58 increased by 127 percent

Match the equation with the step needed to solve it.

Six friends share two pizzas equally. How much of a pizza does each friend get?

A culture of bacteria has an initial population of 8300 bacteria and doubles every 10 hours. Using the formula Pt=

What is the relationship between the ratios? 10/24 and 5/12 Drag and drop to complete the statement . The ratios are. proportional or not proportional

Two of the desserts are sugar/free. Three of the drinks are sugar-free. A meal deal combination is selected at random. Work out the probability that both the desserts and the drink are sugar free. Give your answer as a fraction

Barbara babysat for 3 1/4 hours and earned $19.50. What was her hourly rate?

A city lot measures 100 feet x 250 feet. The city zoning ordinance specifies that maximum lot coverage is 40% of the lot. What is the maximum size for a building on this lot?

Find the quotient. 8,489:9

Divide £10 into the ratio 2 : 3