Angle Relationships and Word Problems

The video tutorial covers various mathematical problems, including calculating checked-out library books, determining earnings after giving away a portion, understanding angle measurements, calculating rates of production, determining purchases, calculating gas mileage, and understanding proportions. Each section involves using fractions, multiplication, division, and setting up equations to solve real-world problems.

How many fiction books are checked out if the library has 2500 fiction books and two-fifths are checked out?

• 5000

• 2000

• 1000

• 1250

What is the total number of books checked out if 5000 fiction and 7600 non-fiction books are checked out?

• 12600

• 13000

• 12000

• 13600

If one-tenth of the checked-out books are due back this week, how many books are due?

• 1260

• 1300

• 1200

• 1360

Kevin earns $8.80 per hour. How much does he earn after working 7 hours?

• $65.00

• $56.00

• $70.00

• $61.60

If Kevin gives one-fourth of his earnings to his mother, how much does he have left?

• $46.20

• $50.00

• $45.00

• $48.00

What is the measure of angle VSR if it is an obtuse angle in a square and trapezoid configuration?

• 135 degrees

• 150 degrees

• 120 degrees

• 90 degrees

Janet makes four-fifths of a necklace in 20 minutes. How many necklaces can she make in an hour?

• 2.5

• 2.0

• 3.0

• 2.4

If Kyle paid $1.24 per pencil and received $5.12 in change from $20, how many pencils did he buy?

• 12

• 10

• 14

• 15

What is the value of x if the angles are complementary and sum to 90 degrees?

• 16

• 18

• 12

• 14

A car uses 1/64 of a gallon for 1/4 of a mile. How many miles can it drive on one gallon?

• 16

• 20

• 25

• 15