Layla and Cayden are racing at the playground. The playground is rectangular and has a length of 82 meters and a width of 50 meters. Cayden will run around the entire perimeter of the rectangular playground while Layla will run diagonally across the playground twice. (She will end where she started). Cayden runs 3 meters per second and Layla runs 2 meters per second. A: Who will finish first?

B: How much faster will that person's finish time be?

HELP

Valentino starts with a population of 1,500 amoebas that increases 35% in size every hour for a number of hours, h. the expression 1,500(1+0.35)h finds the number of amoebas after h hours. which statement about this expression is true? a. it is the initial population raised to the growth factor after h hours. b. it is the sum of the initial population and the percent increase. c. it is the sum of the initial population and the growth factor after h hours. d. it is the product of the initial population and the growth factor after h hours.

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax