Maria bought 1-1/4 yard of yellow ribbon then she bought 2-2/5 yards of blue ribbon. How much ribbon did she buy?
1 answer:
You might be interested in
Answer:
The toll on a bridge is $1.00 \:for\: cars\: and\: $2.50 for trucks. In one hour, a tollbooth operator collects a total of $105 in tolls.
Equation :---
Above equation represents the relationship between the number of cars, c, and the number of trucks, t, which could have passed by this tollbooth.
Answer:
The volume of the softball is 6.6 times the volume of the tennis ball
Step-by-step explanation:
we know that
The volume of a sphere is equal to
step 1
Find the volume of the softball
we have
substitute
step 2
Find the volume of the tennis ball
we have
substitute
step 3
Divide the volume of the softball by the volume of the tennis ball
therefore
The volume of the softball is 6.6 times the volume of the tennis ball
<em>Alternative Method</em>
we know that
If two figures are similar, then the ratio of its volumes is equal to the scale factor elevated to the cube
The scale factor is equal to the ratio of its radius
therefore
The scale factor elevated to the cube is
therefore
The volume of the softball is 6.6 times the volume of the tennis ball