Ratio & Proportion

For what reason are you doing this Quizizz ?

• To revise my concepts

• To know my mistakes

• Because ma'am said to do it

• To win this quizizz

Which of the following proportions are actually in equal proportion ? (select all appropriate ratios and then click submit)

• 32 : 4 : : 64 : 8

• 10475 : 2095 : : 52375 : 10475

• 3 : 1 : : 2518.35 : 7555.05

• 624 : 2 : : 25272 : 81

Tags

CCSS.7.RP.A.2A

Two numbers are in the ratio 3 : 7. If their sum is 710, find the numbers. ( answer in this format: 26487,0764582 (just examples of number))

A certain sum of money is divided among A, B, C in the ratio 2 : 3 : 4. If A's share is $13753, find the share of B and C.(Same format as before)

Find the first term, if second, third and fourth terms are 21, 80, 120. (Directly write the number without any formatting)

Tags

CCSS.HSF.BF.A.2

In the proportion 2649 : 9,255.481859410431 : : 2646 : 9245, identify the mean terms.

• 2646 and 9,255.481859510431

• 2649 and 9,255.481859410431

• 2646 and 9,255.481859410431

• 2649 and 9,245

Tags

CCSS.7.RP.A.3

Simplify:

A) 252 : 9506

B) 234 : 9

(Format: 3915 : 815367,86135 : 89356)

In a box there are red and blue marbles, if the ratio of red marbles to blue marbles is 7:4 then which of the following numbers could be the total number of marbles in the box?

• 10

• 26

• 22

• 18

If there are 370 pages in a mathematics book, but the page numbers start from -117, then what is the ratio of pages which have a negative integer as page number to pages which have positive integers as page numbers (Format: 8257975126 : 71569516)

Tags

CCSS.7.NS.A.2B

If the ratio of the length and breadth of a rectangle is 5 : 7, then what is the ratio of area to perimeter of the same rectangle, write the answer in the simplest form. (Format: 92579yuadg : 29856795iagbr) (variable should be x only)

Tags

CCSS.3.MD.D.8