Money
Kal-el went to the grocery store and bought 3 items. She bought:
How much did Kal-el spend in total?
$14.05
A school has 250 students. 40% of the students are in the 6th grade. How many students are in the 6th grade?
40% of 250 = 0.40 × 250 = 100 students
The following are the temperatures (in degrees Fahrenheit) recorded over the week: 72, 75, 68, 71, 77, 79, 73.
What is the range of the temperatures?
97-68=11
Pania buys a book for $14.75 and pays with a $20 bill. How much change does she receive?
Change = $20 - $14.75 = $5.25
A bike is on sale for 25% off. The original price of the bike is $120. How much money will you save if you buy the bike?
Discount = 25% of $120 = 0.25 × $120 = $30
The following are the ages of 7 people in a family: 12, 16, 22, 19, 15, 18, and 20.
What is the median age of the family members?
To find the median, first, arrange the numbers in ascending order:
12, 15, 16, 18, 19, 20, 22
The median is the middle number. Since there are 7 numbers, the middle number is the 4th number.
Answer: The median age is 18.
A jacket originally costs $60. The store is offering a 20% discount on all clothing. How much money will you save if you buy the jacket? What is the sale price of the jacket?
You will save $12 and the price is $48
A $200 pair of shoes is on sale for 15% off. How much do the shoes cost after the discount?
Discount = 15% of $200 = 0.15 × $200 = $30
Sale price = $200 - $30 = $170
The number of goals scored by players on a soccer team in a season are as follows: 4, 2, 3, 4, 5, 2, 4, 6, 7, 4.
What is the mode of the number of goals?
4
Cole has $50 to spend at the mall. He wants to buy a shirt that costs $18, a pair of shoes that costs $25, and a hat that costs $10. Does he have enough money to buy everything? If not, how much more money does she need?
He needs $3 more
A library has 500 books. 25% of the books are non-fiction. How many non-fiction books are there in the library?
25% of 500 = 0.25 × 500 = 125 books
The following are the number of books read by five students in a month: 6, 8, 12, 10, and 14.
What is the mean (average) number of books read by these students?
The mean number of books read is 10.
Gabriel has a part-time job where he earns $8 per hour. He works 5 hours on Monday, 6 hours on Wednesday, and 4 hours on Friday. How much money does he earn in one week?
Total hours worked = 5 + 6 + 4 = 15 hours
Total earnings = 15 × $8 = $120
A jacket is originally priced at $80. It is on sale for 25% OFF. What is the price of the jacket AFTER the discount?
$60
The bar graph below shows the number of pencils sold in one week by a store on different days of the week:
What is the total number of pencils sold during the week?
Add all the numbers together:
15+18+10+22+25+30+20=14015+18+10+22+25+30+20=140
Answer: The total number of pencils sold during the week is 140