Mathematics, 15.07.2020 01:01 anthmel07

On his outward journey, Ali travelled at a speed of s km/h for 2.5 hours. On his return journey, he increased his speed by 4 km/h and saved 15 minutes. Find Ali's average speed for the whole journey.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:40, josecano2

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15

Answers: 3

continue

Mathematics, 22.06.2019 00:30, def88

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.

Answers: 1

continue

Mathematics, 22.06.2019 04:00, payloo

Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6

Answers: 2

continue

Mathematics, 22.06.2019 05:30, khynia11

You open a savings account with a $400 deposit. each month after that, you deposit $25. write an explicit rule to represent the amount of money you deposit into your savings account. how much money will you have in the account on month 12? pleasseee : (

Answers: 1

continue

You know the right answer?

On his outward journey, Ali travelled at a speed of s km/h for 2.5 hours. On his return journey, he...