Algebra - practice problems
Number of problems found: 4103
- LCM of three ints
Find least common multiple (LCM) of three numbers: 50, 120, and 135.
- The number 6
The number of pizza slices Gilbert ate is four more than three times the amount of candy bars he ate. He ate 10 slices of pizza. How many candy bars did he eat?
- Jabu had
Jabu had a few marbles. Today he played and doubled his number of marbles. Then Thabo gave him three marbles for free. Jabu now has 21 marbles. How many did he have before he started playing? Solve this problem using a suitable model.
Tomorrow is athletics day at school. Mom makes double the number of sandwiches that she usually makes. Then she adds 4 sandwiches so that Jabu and Thabo can each get 6 sandwiches. How many does she usually make?
- Cats and birds
There are 15 cats and birds in a park. There are 42 legs altogether. How many cats are there?
- Martin 6
Martin, Kelvin and Ahmad have 120 candies. Ahmad has 6 more candies than Martin. Kelvin has thrice the total amount of candies than Martin and Ahmad have. How many candies does Martin have?
- Equation: 72584
Find the solution of the equation: 2x: 8 = 3 ÷ 4, where x is an integer.
- A man 5
A man secured a loan from a bank and use 1/4 of it for building project and 1/3 of it for farm and 15000 was left. How much did the man secured from the bank?
Dolores has a number of cookies and she does not want to tell the exact number. Instead, she gives a riddle. First, multiply the number by 2. Then add 2000 to the result. After dividing the answer by 2, the result is 1036. How many cookies does Dolores ha
- Something 71734
The teacher enters the class. Half of the pupils are looking for something, a third pass, and five are sitting. How many students are in the class?
- Add to subtracting
Solve simple equation with fractions: n-1/6=1/2
- Quarter of unknown number
If we subtract a quarter of a number from the number 12, we get the number -5. What's that number?
- Positive 70974
The sum of two positive numbers is 2.5. A smaller number is four times smaller than a larger number. What is the value of a smaller number?
- Individual 70944
The merchant ordered 62 boxes of cucumbers from a vegetable grower. He wants to take 38 more boxes than small ones. How many individual boxes of cucumbers did the merchant order?
- Number pattern
What are the next two numbers that occur in this pattern? 0.24, 0.48, 0.96, 1.92, ____, ____
- Consignment 69944
During the delivery of the goods, the postman delivered one-third of the consignment on the first day, two-fifths of the rest on the second day, and 300 pieces on the third day. How many goods were in the shipment?
- Blank denominator
1/4 + 5/blank =2/3 Find blank number.
- Tangerines 68994
When the lion took two mandarins from the bowl and Milada took one-fifth of the rest, four mandarins remained in the bowl. How many tangerines were initially on the dish?
- Assignment 68494
Write the assignment in a fraction. Fill in the number in the box so that the equality applies: (Write the result as a fraction in the base form.) (1 1/3 - 3/4) · ___ = 1/2
- Assignment 68484
Write the assignment in a fraction. Fill in the number in the box so that the equality applies: (Write the result as a fraction in the base form.) 3 · ___ + 1/4 = 5/8