lizbethvillalta lizbethvillalta
  • 20-11-2018
  • Mathematics
contestada

A school survey says 45% of 90 students of the 7th grade take a bus to school. How many 7th graders are there?

Respuesta :

scarebrat
scarebrat scarebrat
  • 20-11-2018
i think 40 is the answer
Answer Link

Otras preguntas

Given: JK = KL and JMK is right. Prove: JM = LM
please help (needs to be a mixed fraction) 15 points: 3/4+(1/2+1/4)^2 x2
How many calories should you be eating?
A power plant running at 31 % efficiency generates 270 MW of electric power. Part A At what rate (in MW) is heat energy exhausted to the river that cools the pl
how did oklahoma pay for new initiatives when it became a state?
Plz help!!!!! Need theses as soon as possible. No links plz!!!!
Circle all of the equations that represent proportional relationships. If it is proportional, identify the constant.​
You need to mix 40lbs of mortar. Each pound of mortar mix requires 0.4 liters if water.How many liters of water do you need?
Sam wants to get a refrigerator into a moving truck. He chooses to use a ramp to accomplish the task that is 25 meters long. If the fridge weighs 250 N, what fo
Read the following quote from Leslie Marmon Silko’s story "The Man to Send Rain Clouds." The priest stared down at his scuffed brown loafers and the worn hem of