Answer:
In a pulley, the ideal mechanical advantage is equal to the number of rope segments pulling up on the object. The more rope segments that are helping to do the lifting work, the less force that is needed for the job.
The answer you are looking for is B. 70.69
Answer:
Step-by-step explanatioThe chosen topic is not meant for use with this type of problem. Try the examples below.
2
(
x
2
−
1
)
=
16
,
(
0
,
4
)
8
=
2
(
3
x
+
3
)
2
,
(
−
1
,
3
)
x
(
x
+
4
)
=
24
,
(
−
2
,
9
)
n:
Answer:

Step-by-step explanation:
Let
y --->Mala's age
x---> sister's age
we know that
---> equation A
so
The sum of ages of the sisters is

substitute equation A in the expression of the sum of ages

simplify

Answer:
33.33%
Step-by-step explanation:
Decrease in price= Original price -- New price
= $6 - $4
= $2
Percentage decrease= $2÷$6 × 100
= 33.33%