1lbs is 16oz, so do the math: 16x3 is 48. 3lbs is 48oz, meaning this is false.
Answer: B
negative power= reciprocal
3 goes in front of the square root sign because it is the denominator.
5 is the power of x.
Green 5/15
red 2/15
that should be your answer
Q55.
UTA+ATS=UTS
x+18+120=12x+17
x+138=12x+17
12x-x=138-17
11x=121
x=121/11
x=11
mUTA=x+18
put the value of x
11+18
mUTA=29
Q57.
AQP+RQA=RQP
9x+2+75=1+28x
9x+77=1+28x
28x-9x=77-1
19x=76
x=76/19
x=4
mRQP=1+28x
put the value of x
1+28(4)
1+112
mRQP=113
