IPhone eshop

An e-shop employee has lost some sales records and cannot calculate the ratio by which the number of iPhones sold increased compared to last year. Help him calculate this ratio, knowing that the ratio of iPhones sold is proportional to the ratio of tablets sold, which increased by a ratio of 7:5. The first term of the ratio of iPhones sold is 21.

Final Answer:

t =  15

Step-by-step explanation:

7:5 = 21:t t=5/7 21=15



Help us improve! If you spot a mistake, please let let us know. Thank you!







Tips for related online calculators
Check out our ratio calculator.

You need to know the following knowledge to solve this word math problem:

basic operations and conceptsGrade of the word problem

Related math problems and questions: