LilyFlower961 LilyFlower961
  • 10-01-2019
  • Mathematics
contestada

Uzanne can work 10 math problems in 15 minutes. How many can she work in an hour and a half?

Respuesta :

helpguru
helpguru helpguru
  • 14-01-2019
1 and half hour
= 60 minutes+ 30 minutes
= 90 minutes

Now,

Uzanne need 15 minutes to do 10 problems
Uzanne need 1 minute to complete 10/15 problems

Uzanne need 90 minutes to do
= (10/15)*90
=(2/3)*90
=2*30
=60 problems
Answer Link

Otras preguntas

Identify the word that is the object of a prepositional phrase in this sentence. Last​ week, Jan spoke eloquently at the lecture.
Can someone help me please
what do you know about the angles of a right triangle 1: Only one angle is a right angle and the others two are obtuse2: Only one angle is a right angle and the
‼️Hurry ‼️BRANLIEST to first correct answer Read the instructions. Making a wall design with tape 1. Paint the wall your base for. Wait 24 hours for it to dry
4 /5 + 3 /15 - 2 /3 =???????
Lines a and b are parallel. What is the measure for angle t?
Consider the polynomial p(x)=16x^4 - 81y^4. Which of the following are equivalent expressions?
Does it matter which coordinate is (x1,y1) and (x2,y2) or can I just choose which coordinate I want it to be?​
w=-2, x = 3, y=0, z= -1/2 y²-w²/xz​
You are standing, completely still, on a completely flat floor. Why do you stay as you are instead of flying into the air? There are no forces acting on you or