# Fractions - math word problems - page 13

1. LCD 2
The least common denominator of 2/5, 1/2, and 3/4
2. Unknown number 23
Find 2/3 of unknown number, which is two thirds of the 99.
3. Bar
Half of the bar is green, the third is yellow and the remaining 40cm is red. How long is a bar?
4. Cleaning windows
Cleaning company has to wash all the windows of the school. The first day washes one-sixth of the windows of the school, the next day three more windows than the first day and the remaining 18 windows washes on the third day. Calculate how many windows ha
5. Red balls
In the bag there are 3 red, 12 blue and 8 green balls. How many red balls we must be attached to the bag if we want the probability of pulling out the red balls was 20%?
6. Product of two fractions
Product of two fractions is 9 3/5 . If one of the fraction is 9 3/7. Find the other fraction.
7. Family party
Anna has 5 €, Anezka has 4,60 € and for all the money they want to buy desserts for a family party. They decide between cakes and pinwheel: The pinwheel is € 0.40 more expensive than the cake, and the cakes can be bought for all the money by a third more t
8. Equilateral triangle ABC
In the equilateral triangle ABC, K is the center of the AB side, the L point lies on one-third of the BC side near the point C, and the point M lies in the one-third of the side of the AC side closer to the point A. Find what part of the ABC triangle conta
9. UN 1
If we add to an unknown number his quarter, we get 210. Identify unknown number.
10. King's birthday
To celebrate the king's birthday workers fire 1/5 all purchased rockets. To celebrate the Queen's birthday fire 1/6 of the remaining rockets and to celebrate the birthday of king's son remaining 15,000 rockets. How many rockets they purchased?
11. Boys and girls
There are 28 girls in the hall. 5/7 of all children are boys. How many children and how many boys are there?
12. Study
For 7 hours study, she scored a 75 so if she made 93 how many hours would she need to study?
13. Series and sequences
Find a fraction equivalent to the recurring decimal? 0.435643564356
14. Right triangle from axes
A line segment has its ends on the coordinate axes and forms with them a triangle of area equal to 36 sq. Units . The segment passes through the point ( 5,2). What is the slope of the line segment. ?
15. Points on line segment
Points P & Q belong to segment AB. If AB=a, AP = 2PQ = 2QB, find the distance: between point A and the midpoint of the segment QB.
16. Pie
Vili ate three pieces of pie . If it piece is 1/8 how much pie did he eat?
17. Unknown number
I think the number - its sixth is 3 smaller than its third.
18. Pie II
Vili ate three pieces of pie. If it pieces is 1/8 how much pie did he eat?
19. Pears
There were pears in the basket, I took two-fifths of them, and left six in the basket. How many pears did I take?
20. Percentages 5
\$5.25 is 7 1/2% of what number?

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