A 2-pound box of spaghetti costs $2.50. philip says the unit cost is 2/2.50=$0.80 per pound. explain his erro

A retail shop accepts only cash or checks suppose that 45% of its customers carry cash 44% carry checks and 31% carry both cash and checks what is the probability that a randomly chosen customer at the top of the shop is carrying cash or checks are

Tickets to a movie is 7.25 for adults and 5.50 for students. a group of friends purchased 8 tickets for 52.75. how many of each adult tickets and student tickets were purchased

Four squares Are cut from the corners from a 20 cm by 24 cm rectangular sheet of tin. The sides are then bent up to make a pan. What is the length of each side of the squares is the area of the bottom of the pan is said to be 192 cm squared

The projection screen in the school auditorium is five times as long and 5 times as wide as the screen in the library. The screen in the library is 4 feet long with a perimeter of 14 feet. what is the perimeter of the screen in the auditorium?

A bicycle rider travels 50.0 km i. 2.5 hours. what is a cyclists average speed

Mrs Parks takes the 9:38am train to the city. The trip takes 3hours and 20 minutes. What time does Mrs Park arrive in the city?

Diana is doing her math homework. Out of 24 problems Total, she completes the first 12 problems in one hour in the last 12 problems in three hours. What is the unit rate for all 24 problems

3^2-2*3+u = (3^3-3*8) (2) + u

An item costs $330 before tax, and the sales tax is $19.80

Is 4b²+40b+20 a perfect square