Put these in order - 0.4, 60%, 1/5

Alana is 4 years older than her brother Ernie. Ernie is 2 years older than their sister Amelia. Amelia is 10 years younger than their brother Mazo. If Mazo is 17 years old, how old is Alana?

A skater goes 57 m in 13 seconds. What is her speed?

17x+6y=17 in slope intercept form

Simplify 2 (1+√3) ² + (1+√3) + 1

Kelly wants to create a rectangular playpen for his cats in his backyard, and estimates that the cats will need 500 square feet. He also wants the length of the playpen to be 20 feet longer than the width, so they have room to run.

There are 6 magazine holders and each one holds the same number of magazines, at least 8. What are the four smallest possible numbers of magazines that are held in all 6 holders?

If 1/2 gallon of paint covers 1/12 of a wall then how much paint is needed for the entire wall

A man parked his car in a carpark at 08 30 and retrieved it at 15 45 on the same day. If the parking charges are $1.50 for the first hour and 80 cents for each subsequent half hour or part thereof, how much must he pay for parking his car there?

the owner of an appliance store brought 15 washers at $279 each and 18 dryers at $229 each. How much did the dealer spend in all?

Contestants in a game show are each given three pairs of numbers (for example, 2 and 3, 5 and 6, and 6 and 1). A person in the audience is randomly picked and asked to roll two dice, one white and one red.