ERAmysteriousstudent ERAmysteriousstudent

03-06-2018
Mathematics

contestada

John walked to school at 5 miles per hour in 21 minuets. She jogged him in 7 minutes. What was his average jogging rate on the way home?

Respuesta :

Аноним Аноним

03-06-2018

distance to school = 5 * 21/60 = 1.75 miles.

On way home she jogged 1 75 miles in 7 minutes
So average rate = 1.75 / 7 = 0.25 miles per minute

= 60 * 0.25 = 15 miles per hour

Answer Link

Otras preguntas

If y^8= 4 and y^7=3/x, what is the value of y in terms of x?

A midwestern music competition awarded 35 ribbons. The number of blue ribbons awarded was 3 less than the number of white ribbons. the number of red ribbons was

If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=

Checking daughter's homework and need help! Miguel ordered a party try of sandwiches for a birthday party. During the party, the quests left 2/5 of the sandwi

Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration

Which of the following are examples of trisomy? Turner Syndrome, Down's syndrome, or Klinefelter's Syndrome

A boy can swim 75 feet in 12 seconds. What is his rate to the nearest mile per hour?

Checking daughter's homework and need help! Miguel ordered a party try of sandwiches for a birthday party. During the party, the quests left 2/5 of the sandwi

How many prime numbers are there between 56 and 100?

A biome that contains a layer of permanently frozen soil, called permafrost, would be classified as A. taiga B. desert C. tundra D. savannah E. temperate decidu