Multiplication + addition - practice problems - page 6 of 17
Number of problems found: 328
- Equivalent expression 3
Ariel needs to calculate 12×8-6×8. Which expression will give Ariel the same answer? A.8×(12-6) B.8×(12-8) C.(12×6)-(8×8) D. (12×6)-(8+8) - In a museum
There are 250 people in a museum 2/5 of the 250 people are girls. 3/10 out of the 250 people are boys. The rest of the 250 people are adults. Find the number of adults at the museum. - On Friday 2
On Friday, a bowling alley made $842.72 from lane rentals and $412.38 from the concession stand. On Saturday, their lane rentals were down by 1/8, but the concessions increased by One-half. What is the total amount that the bowling alley earned in lane re - The distribution
The distribution of an office payroll of a certain company was as follows: 1/9 for technical assistants; 1/6 for executives; 2/15 for the accounting force and the rest for the general clerical service. How much was allotted to each group if the total did
- Evaluate 25
Evaluate the following expression: [ 3 + ( 40 ÷ 5 ) x ( 2 x 2 ) ] – 5 = - Number 72054
I think the number. Its value equals the sum of three times the number 12 and the number 9. What number do I think? - Add quarter to a number
What is the total of 80 plus 1/4 of 120? - Find error in calculation
Sally's calculations are as follows 39-9×4+12 =30×16 =480 What are the errors in this calculation? - Mother 12
Mother has 2 liters (liter=L) of milk. She used 1/8 L for making leche flan and 1/8 L for baking a cake. How much milk did she use? How much milk is left?
- Evaluate expression 7
Evaluate: (1−(56)/12×16)÷((52−23)÷2) - Consecutive 69904
The three numbers that make three consecutive members of an arithmetic sequence have a sum of 60 and a product of 7500. Find these numbers. - Lerato
Lerato picks 400 apples from the tree in the orchard. Lerato bottles 4/10 of the apples, use 1/8 of the apple in pie, and sells 3/20 of the apples. A, How many apples does Lerato sell? B, How many does she bottle? C, How many apples does she use in the pi - Strawberries
In a class of 45 students, 1/3 of the students are girls. If 1/3 of the girls enjoyed eating strawberries and 1/5 of the boys enjoyed eating strawberries, how many students in a class enjoyed eating strawberries? - Department 68834
During the day, they sold three petrol mowers of the same type at the department store. The price of one was 9799 CZK. How many crowns did they receive for them?
- Suppose 5
Suppose z5=2+3i and z6=6+9i are complex numbers and 3 z5 + 7 z6= m+in. What is the value of m and n? - Extraordinary 67214
On January 1st, Stefan had 2156 euros in his bank account. He deposited 25 euros into the bank every month. In July, he made an extraordinary deposit of 1,520 euros; in September, he withdrew 987 euros. What is the account balance on December 31st? - Increased 65874
Honza received CZK 2,830 every month. He saved from December to October. In May, he increased his pocket money by CZK 2,370, and in August, he saved two times more than in May. How much did he save in October? - The temperature 27
The temperature in Chicago was –12°C. For 4 hours, the temperature rose 3°C every hour. What was the temperature after 4 hours? - Expressions 65194
Calculate the product of numeric expressions A and B if: A = 10 - (9 -8) - (6 -7) B = 4-10² + 5.10 + 9
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