Shelly biked 21 miles in 4 hours. What is shellys average speed in miles per hour? At the same rate how many hours will it take Shelly to bike 42 miles?

Which pair of fractions is equivalent to this pair? 2/3 and 5/8 A. 2/25 and 5/24 B. 8/24 and 3/24 C. 10/24 and 8/24 D. 16/24 and 15/24

The 9th graders are selling tickets to raise money for a class field trip. They are selling student tickets for $5 and adult tickets for $9. The 9th graders received a total of $240 from sales. In total, 40 tickets were sold.

What solid will this lesson focus on? triangular prism O regular square pyramid cone O rectangular solid

I don't know what 120843*24 is because my teacher never taught me she told me to try it out

Simplify 4.51 to the power of 0.

What's the solution of the system? 7x+5y=19 -7x-2y=-16

Nina and her friends are going to the downtown rib festival. The festival organizers expect 10,000 people to attend the four-day festival. At the end of the festival the organizers say that they have exceed their expected attendance by 2000 people.

What is Y-3x=-7 y=-4x+7

Greatest command factor of 16 60 90

How to add and subtract polynomials