Three tenths of the 400 acres were planted with alfalfa

a. What percent of the land was planted with alfalfa?

b. How many of the 400 acres were not planted with alfalfa?

4. The sales price of a car is $12,590, which is 20% off the original price. What is the original price? 1. $14,310.40 2. $14,990.90 3. $15,290.70 4. $15,737.50 5. $16,935.80

A manufacturer of stereo sound speakers has found that the revenue received from selling the speakers at a price of p dollars each is given by the polynomial - 4p2+420p. Find the revenue received when p=60 dollars.

Tracy can wallpaper 7 rooms in a new house in 21 hours. together with her trainee they can wallpaper the 7 rooms in 12 hours. how long would it take the trainee working by herself to do the job? round to the nearest tenth.

How many thirds are in - 4 2/3

Partial products and solve 14 times 22

If an oxygen atom has 8 protons and 10 neutrons in its nucleus, what is its atomic number? 10 8 not enough information to calculate 18

If Sam has 6/8 apples and he gives 4/6 away How much doe she have left?

What will the length and width be for a perimeter of 15

Nothing at all nothing

tell whether the events are independent or dependent. Then find P (A and B) ... You roll a number cube two times. Event A:You roll an odd number on the first roll. Event B:You roll a 4 on the second roll.