akersbaylee akersbaylee

03-03-2020
Mathematics

contestada

Mary answered 6 out of 7 questions correctly on the test. The test had 35 items. How many correct answers did Mary give?

Respuesta :

chey9904 chey9904

03-03-2020

6/x 7/35=1/5
cross multiply and divide
x=30
she got 30 answers correct

Answer Link

Otras preguntas

What happened during the newsie strike of 1899 I-ready lesson level G

In what aspects do minerals differ from eachother

Question 14 of 45 How did World War II change the global balance of power? A. It spread global power almost equally among the countries that joined the United N

there is 5 white balls, 8 red balls, 7 yellow balls and 4 green balls in a container. a ball is chosen at random. what is the proability of chosing a red ball?

how to see warnings on brainly? I got one, but don't know why. it is not in my notifications.

here is a graph that represents a quadratic function. Which equation could define this function?

A student performs redox titration between 10.0 mL of hypochlorous acid, HCIOlaq) and chromlumilll) nitrate; Cr(NO3)3aq) The half-reactions are given below: 7 H

Which expression has a value of 8 A 720 ÷ 9 B 720 ÷ 90 C 7,200 ÷ 9 D 7,200 ÷ 90

Giving 50 Points for this!!

there is 5 white balls, 8 red balls, 7 yellow balls and 4 green balls in a container. a ball is chosen at random. what is the proability of chosing a red ball?