Aliaa got a mark of 60 in her first 4 tests, so her total mark is 60 x 4 = 240. On her fifth test, she got a mark of 80.
So her average is:
(240+80)/5 = 320/5 = 64
Her avg is 64 (c).
A.
To solve for volume you multiply the measurements of width height and length
Divide both sides by -3 and the answer s=-2a + 30
Answer:
8
Step-by-step explanation:
Answer:
2,400 meters
Step-by-step explanation:
4 × 60 sec = 240 meters a minutes
240 meters × 10 minutes = 2,400 meters in 10 minutes