Ken went to the store for his mother. he spent $2.37 on groceries. in addition, his mother said he could spend $0.35 on candy. what was his change from a five dollar bill?

Which of the following is true for the relation f(x)=2x^2+1

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.