Sarah is twice as old as her youngest brother. if the difference between their ages is a 15 years, how old is her youngest brother?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *