ctelliott06 ctelliott06

10-11-2020
Mathematics

contestada

There are 10 boys and 20 girls in Mrs Brook's class.
Mrs Brook gave all the class a test.
The mean mark for all the class is 60.
The mean mark for the girls is 56.
Work out the mean mark for the boys.

Respuesta :

RicardoAg RicardoAg

10-11-2020

wwwwwwwwwwwwwwwwwwwwwwwww

Answer Link

Otras preguntas

Rex and Samir participated in a walkathon. Rex walked for 1 2/3 hours, and Samir walked for 3 1/3 hours. complete the comparison. Samir walked _____ times ad ma

How did the trade networks across the Indian Ocean develop -answer fast please I’ll give 30 points

Write a detailed note on the types of motion

how many kilograms of gasoline fill a 12.0 gal gas tank?

What is the yield on a corporate bond with a $1000 face value purchased at a discount price of $900, if it pays 7% fixed interest for the duration of the bond?

awwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww

I need help with 19-22

Find the linear velocity in given a radius 3 feet in/min and an angular velocity of 82 rpm. Round your answer to the nearest hundredth.

Evaluate the functions F(-2) F(3) F(5) F(e+4)

Select the correct answer. Find the inverse of function f. 1/2x+7