Answer:
Tap B fills 4/5 in a minute.
Step-by-step explanation:
3 4/5-10/11
14/5-10/11=4/5
The answer is C
4√7
5√7 + √7 - 2√7
Taking out common term, √7.
= √7 ( 5 + 1 - 2)
Simplify the terms in the bracket.
= √7 (4)
= 4 √7