Dbuckets Dbuckets
  • 03-03-2016
  • Mathematics
contestada

Mark worked on math homework less than 1/3 the amount of time that his brother did. If Mark spent 25 minutes on his math homework, how much time did his brother spend on his math homework?

Respuesta :

SmarticalParticals
SmarticalParticals SmarticalParticals
  • 03-03-2016
25 < 1/3x
25 ÷ 1/3 < x
25 × 3/1 < x
75 < x

Since x is greater than 75, Marks brother spent greater than 75 minutes studying.
Answer Link

Otras preguntas

what is the importance of montesquieus idea of checks and balances
True or False: A person may be considered overweight but not obese.
Help me with my question plzzzzzzzzzzz and thx
Y=-3x+4. What is the y intercept?
A person with a mass of 15 kg is walking on a flat surface at a velocity of 5 m/s. What is the walker's momentum? A. 3 kg-m/s B. 0.3 kg-m/s C. 2
About what percentage of Guadalupe's payments so far have gone to payinginterest?​
Water ia boled at 1 at pressure in a coffe aker equpped with an immension-type electric heating element. The coffee maker intially contains 1 kg of water. Once
What marked the starting point of World War I?
What you Supposed to do
10. A 20.0 cm tall object is placed 50.0 cm in front of a convex mirror with a radius of curvature of 34.0 cm. Where will the image be located, and how tall wil