Problem 1 :
A new born baby has 270 bones and an adult has 206 bones. Find the ratio of bones in an adult to that of a new born baby.
Problem 2 :
On Monday morning, Kim received 120 e- mails and responded to 60 e-mails. What is the ratio of e – mails that Kim received to the mails that she answered?
Problem 3 :
A boutique sold 72 designer outfits and 24 pieces of jewelry over the Christmas weekend. Find the ratio of the number of outfits sold to the pieces of jewelry sold.
Problem 4 :
There are 26 letters in the English language and 24 in Korean. What is the ratio of letters in the Korean language to the letters in the English language?
Problem 5 :
The Earth takes 24 hours to rotate around its own axis and the moon takes27 days. What is the ratio of the time taken by the moon to the time taken by the Earth to rotate around their respective axes? (Hint : Convert hours to days)
Problem 6 :
In a small business, 40 of the employees are men and 30 of the employees are women. What is ratio of women to men?
Problem 7 :
The length of a rectangular garden is 20 feet and the width is15 feet. What is ratio of length to width?
Problem 8 :
Bob has 12 red cards and 20 green cards. What is the ratio of Bob's red cards to this green cards ?
Problem 9 :
In a party 10 soft drinks are required for every 12 guests. If there are 252 guests, how many soft drinks is required.
Problem 10 :
In Jack's class, 18 of the students are tall and 10 are short. In Michael's class 54 students are tall and 30 students are short. Which class has a higher ratio of tall to short students ?
Problem 11 :
The price of 3 apples at the Quick Market is $1.44. The price of 5 of the same apples at Walmart is $2.50. Which place is the better buy ?
Problem 12 :
The bakers at the Bakery can make 160 bagels in 4 hours. How many bagels can they bake in 16 hours? What is the rate per hour ?
Problem 13 :
The ratio of the boys to girls in a class is 2 : 3. If there are 18 boys in the class, how many girls are in that class ?
Problem 14 :
The ratio of red marbles to blue marbles in the bag is 3 : 4. If there are 42 marbles in the bag, how many of the marbles are red ?
Answers :
1) 103 : 135 2) 2 : 1 3) 3 : 1 4) 12 : 13 5) 27 : 1 6) 30 : 40 7) 4 : 3 |
8) 3 : 5 9) x = 210 10) 9 : 5 11) 0.48 < 0.5 12) x = 240 13) 27 14) x = 6 |
May 21, 24 08:51 PM
May 21, 24 08:51 AM
May 20, 24 10:45 PM