Let n be the number 18=60% of n
18=0.6n
18/0.6=n
30=n
Answer:
Step-by-step explanation:
17 x 0.75 =12.75
12.75 + 1.25= 14
The second answer is D) it will increase 8 times
Answer:
267.947 cm^{3} of gel is required to fill the plastic ball.
Step-by-step explanation:
<em>The radius of the ball is given as 4 cm.</em>
<em>The gel is filled in the plastic ball, that means the gel occupies the volume of the radius.</em>
The volume of the sphere is given by the formula,
, the R is the radius of sphere.
Thus, the volume of gel required to fill the plastic ball to make it stress ball is
267.947 cm^{3} of gel.