Ashop sells bicycles and go-carts. each bicycle has only one seat and each go-cart only has one seat. there are total of 21 seats and 54 wheels in the shop. how many bicycles and how many go-carts are there?

Which of the following three dimensional figures has a circle as it’s base

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots.

Apossible wavelength for the color blue is 0.000000492 meter. which of the following is a reasonable estimate for this wavelength for the color blue? a. 5 × 10-6 m b. 5 × 107 m c. 5 × 10-7 m d. 5 × 106 m