Acereal mixture contains rice, wheat and corn in the ratio of 3: 7: 9. how many kilograms of mixture are there if it contains 2.1 kg of wheat?

Total cereal mixture is 5·7 kg

Step-by-step explanation:

A cereal mixture contains in rice , wheat and corn

In a ratio of rice, wheat and corn is  

let the number be x

Rice    3x

Wheat    7x

Corn  9x

Total cereal mixture is 19x

Wheat 2·1 kg

So, Wheat 7x equals to 2·1 kg

7x 2·1 kg

x kg

x 0·3 kg

Total cereal mixture is 19x

19 ₓ 0·3  5·7 kg

answer: there are x+184 pages in olivia's book.

step-by-step explanation:

let the total number of pages in the book which olive has already read be x.

then if olive has 184 pages left to read, then the total number of pages are in olive's book= pages she has read+pages she has left to read

therefore, the total number of pages in olivia's book=

hence, there are x+184 pages in olivia's book.

11

step-by-step explanation:

32.50-7.50=25

225/25=11