animaljam1218 animaljam1218

25-02-2016
Mathematics

contestada

Malorie can work 10 math problems in 3 minutes.

At this rate, how many problems can she work in one hour?

A.
30

B.
60

C.
120

D.
200

I think 30

Respuesta :

apologiabiology apologiabiology

25-02-2016

so
10problems=3 minute

1 hour=60 minutes
3 times what=60
divide by 3
what=20

10 problems=3 minutes
mutiply by 20
20 times 10 problems=20 times 3 minutes
200problems=60 minutes
200 problems=1 hour

answer is 200 problems

answer is D. 200

Answer Link

Otras preguntas

Which laws or rules prevent or reduce injury in the event of a crash?

Bonnie deposits $120.00 into a new savings account. The account earns 3.8% simple interest per year. No money is added or removed from the savings account for 4

Under a translation Point A ( 0, -3) maps onto A (-5, -4). What would the image of B ( 2,-3) be under the same translation be?

I used a dab pen for 2 days. It's been more than 2 weeks since then. I never got high, didn't get addicited, didn't feel any pain, didn't cough or anything else

write a 2 paragraph article about a place you’ve visited

use the correct verb in the blackets.The best waste (to be) organic;dead leaves;carrot tops;onion skin and so on.

List four function of office and explain them

What are equation for the chemical change that produces water from two hydrogen molecules and one oxygen molecule. And the reactants and the products.

what is the difference between plutonic rock and hypabyssal rock? genuine answers only....

Solve pls and show ur work