High School

Jailene is mixing marshmallows and

Rice Krispies to make Rice Krispy

treats. The number of cups of

marshmallows, m, needed for r

cups of Rice Krispy r is described by

the equation r= 1.5m.

How many cups of marshmallows

are needed to mix with 3 cups of

Rice Krispies?

Answer :

To mix with 3 cups of Rice Krispies, 2 cups of marshmallows are needed.

To find the number of cups of marshmallows needed to mix with 3 cups of Rice Krispies, we need to use the equation given: r = 1.5m. We want to find out the value of m, so we substitute r = 3 into the equation. 3 = 1.5m. Now we can solve for m by dividing both sides of the equation by 1.5: m = 2 cups. Therefore, 2 cups of marshmallows are needed to mix with 3 cups of Rice Krispies.

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Answer:

m = 2

Step-by-step explanation:

The number of cups of marshmallows, m, needed for r cups of Rice Krispy r is described by the equation :

r= 1.5m ...(1)

We need to find the no. of marshmallows are needed to mix with 3 cups of Rice Krispies.

Pu r = 3 in equatin (1) :

[tex]m=\dfrac{r}{1.5}\\\\m=\dfrac{3}{1.5}\\\\m=2[/tex]

So, there are 2 cups of marshmallows
.