armymade armymade

16-02-2017
Mathematics

contestada

If the sum of two numbers is 280, and their ratio is 7:3, then the smaller number is?

Respuesta :

apologiabiology apologiabiology

22-02-2017

7+3=10

10 units=280
divide by 10
1unit=28

smaller is 3 units
1unit=28
times 3 both sides
3unit=84

smaller is 84

Answer Link

Otras preguntas

can you help me Observation of a large group of children This is meant to be a group observation not an observation of different individual children and differe

"Dreams" by Langston HughesHold fast to dreamsFor if dreams dieLife is a broken-winged birdThat cannot fly.Hold fast to dreamsFor when dreams goLife is a barren

PLEASEE HELPP MEEE WITH NUMBER 5!!!!!!

Evaluate the numerical expression. 80 ÷ [(40 − 30) − (10 − 8)]

help me please okkokokok

1 The perimeter of a square is 40 yards. What is its area?

A construction worker worked 36 hours and earned $504, which included some compensation for paid time off. If his true hourly wage is $4 per hour more than the

In a random sample of 11 residents of the state of New York, the mean waste recycled per person per day was 2.9 pounds with a standard deviation of 0.98 pounds.

Escoge la mejor opción para completar la frase con la forma correcta de saber o conocer. Choose the best option to complete the sentence with the correct form o

please help me i dont understand