Answer these questions
1.) the ratio of two numbers is 3: 7. if the bigger number is 21,...
Mathematics, 16.10.2019 16:10 AM28
Answer these questions
1.) the ratio of two numbers is 3: 7. if the bigger number is 21, find these numbers.
2.) the ratio of boys to girls in grade 6 is 3: 5. if there are 320 grade 6 students, how many girls are there?
3.) the ratio of three numbers is 1: 3: 5. find these three numbers whose sum is 72.
4.) the difference of two numbers is 42. if their ratio is 11: 5, find the two numbers.
5.) the ratio of three numbers is 3: 5: 9. if the difference of the biggest and the smallest number is 420, what is the sum of the three numbers?
Answers: 2
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