richard is so excited because his dad gave him money for his birthday. he wants to put the money in the bank so he can earn interest his dad gave him $ 250 and bank is offering 2.3% interest/year. how much interest will he earn after three years

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50