Question

1. Find the following fractions of quantities.
a. Seven ninths of 36.
b. Twelve twentieths of 100.
c. Three fifths of 55.
d. One quarter of 28.
e. Six halves of 50.
2. Solve the following problems.
a. There are 168 books at the library. One sixth of the
books are about astronomy. How many books of
astronomy there are at the library?
b. A pool has a capacity of 32.000 liters. The pool has
to be filled until four fifths of its capacity. How
many liters of water are needed?
c. There are 600 students at the school. Eight tenths
of the students play piano. Two thirds of the
students play guitar. One fourth of the students
play saxophone. How many students play each
musical instrument?
1. Liliana used 4 dark power crystals to raise 14 zombie soldiers.
She wants to know how many zombie soldiers (z) she can raise
with 10 dark power crystals. How many zombie soldiers can
Liliana raise with 10 power crystals?
2. Andrea rents a bike for days. If the rent for 3 days costs $15.
How much costs the rent for 8 days?
3. Rachel earned $34 in 4 hours at her job today. She wants to
know how much she could earn (e) tomorrow if she works 10
hours at the same hourly rate. How much money will she earn
in 10 hours?
4. There is a wood shop that makes boats. They construct 3 boats
in 69 hours. How many boats can they construct in 115 hours?
5. Jovie is maintaining a camp fire. She has kept the fire steadily
burning for 10 hours with 15 logs. She wants to know how
many hours (h) she could have kept the fire going with 9 logs.
She assumes all logs are the same. How many hours can Jovie
keep the fire going with 9 logs?
6. Pamela drove her car 99 kilometers and used 9 liters of fuel.
She wants to know how many kilometers (k) she can drive with
12 liters of fuel. She assumes the relationship between
kilometers and fuel is proportional. How many kilometers can
Pamela drive with 12 liters of fuel?
7. There is a chair factory. 7 workers can make 28 chairs, working
in a normal day. How many chairs can be made by 11 workers
in a normal day?
8. Fred has a garden. He planted 8 bulbs and obtained 32 flowers.
How many bulbs does he need to plant to obtain 68 flowers?

PORFAVOR AYUDENME ESTA EN INGLES PERO ES DE MATEMATICAS

Answer 1

7/9 of 36= 28

12/20 of 100= 60

3/5 of 55= 33

1/4 of 28= 7

6/2 of 50= 150