One circuit of a model race car track measures 25 m. jack's car took 60 s to complete 5 laps. alice's car took 78 s to complete 6 laps. sarah's car took 44 s to complete 4 laps.

a) find what average speed of each car to the nearest tenth.
b) which car runs the fastest?

this is a percent word problem and i need to show all my work! i'm stuck on this problem and i need some ❤️

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Bonnie and bobby are saving money for a vacation. each friend starts with an amount and also saves a specific amount each week. bonnie created a table to show the total she has saved at the end of each week.. weeks 0 1 2 3 4 5 6 7 8 amount saved 12 16 20 24 28 32 36 40 44 bobby came up with the following equation to show the total, y, he has saved at the end of each week, x. y = 12x + 4 compare the rate at which each friend saves money. select the correct answer from the drop-down menu to complete the statement. the rate at which bobby is adding to his savings each week is $ more than the rate at which bonnie is adding to her savings each week.