Answer:
2 lbs 9 oz
Step-by-step explanation:
Lets line up the ounces and pounds and subtract
5 lb. 10 oz.
− 3 lb. 1 oz.
------------------------
2 lbs 9 oz
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).
Answer:
7 6/7
Step-by-step explanation:
× 
=
× 
=
=
Answer:
b
Step-by-step explanation:
the step by step explanation is that because the word increase is the clave word just belive in me
√50 lies between 7 and 8.
