For every $20 that Carlin saves, his grandmother gives him $30. What is the constant of proportionality? If Carlin saves $150, how much money will his grandmother give him?

A farmer has 20 acres to plant in wheat and barley. He has to plant at least 15 acres. Wheat costs $200 per acre to plant and barley costs $150 per acre, and the farmer has only $2400 to spend.

A flowchart proof presents a logical argument using ___ A. contradiction B. boxes and arrows c. paragraph form d. two columns

George plans to purchase a new scooter for $8000 and to keep it until it is worth a fourth of its original price. The value of the scooter is give by V = 8000 (1 8) t, where V is the value of the scooter and t is the number of years that have passed.

Bank get most of the money to loan out to people from A taxes charged by banks B the government C other banks D people that deposit money in the bank for safekeeping

One quarter has a mass of 5.67 grams. Which is the mass of 50 quarters

12 lb = ___ oz I forgot how many ounzes are in a pound = T

A confectioner sells the milk after mixing some water in it at the same rate at which he bought. If he gains 25 % in this way, the quantity of watey mixed with per litre of milk

What number is less than - 2 4/5 and greater than - 31/5

Katya is 15 years old, which is 5/6 of her brother's age. How old is her brother?

Complete the square so that the left side of x2 + 8x - 3 = 0 becomes a binomial squared.