Grade - math word problems - page 22 of 967
Number of problems found: 19337
- The average 16
The average of 50 numbers is 38. If the two numbers 45 and 55 are not considered, what will be the average of remaining numbers? - Gain or loss
A man purchases a certain number of apples at 3/eur and same number of apples at 4/euros. He mixed them together and sells them at 3/euros. What is the gain or loss percent? Write answer as number, loss as negative, gain as positive percent. - 3 pens
3 pens are to be taken from a bunch of 100 pens. If 10 pens are defective, find probability of getting all good pens. - Number of sides
Find the number of sides of a regular polygon whose each exterior angle has a measure of 45°. - Tuesday temperature
The temperature on Monday was -23 °F. The temperature on Tuesday was 18° higher. What was the temperature on Tuesday? - Descent GP
Determine the 18th term of the GP whose 5th term is 1 and common ratio is 2/3. - Freezing
A certain freezing process requires that room temperature be lowered from 40 °C at the rate of 5 °C per hour.What will be the room temperature 12 hours after the process begins? - Ones cube
Find the volume of a cube whose total surface area is 6 m². - Time interval
Find the time interval between 7:40 AM and 1 : 20 PM. - Angle of elevation
The angle of elevation of the top of an unfinished pillar at a point 150 m from its base is 30°. If the angle of elevation at the same point is to be 45°, then the pillar has to be raised to a height of how many meters? - Daily compounded
Zachary invested $130 in an account paying an interest rate of 3.6% compounded daily, Assuming no deposits or withdrawals are made, how much money, to the nearest dollar, would be in the account after 11 years? - Solve 28
Solve the following system of linear equations: x + 2y - z = -1 3x + 8y+ 2z = 28 4x + 9y + z =14 - A random 2
A random sample of 40 families has an average water consumption of 29 cubic meters per month, with a sample standard deviation of 8 cubic meters. Give the 90% confidence interval for the mean usage of water per month. - A carpenter 3
A carpenter bought a piece of wood that was 0.9 meters long. Then she sawed 0.8 meters off the end. How long is the piece of wood now? - Simplify complex expr
Perform the indicated operations and write the results in the form of a + bi: (2 + 3i)³ (ii) (1 + i)⁴ - The distance 4
The distance between two towns is 120 km there are approximately 8 km in each 5 mi. Which measurement is closest to the number of miles between each two towns? - Lemon tarts
A baker made some lemon tarts. He sold 40% of the tarts in the morning, 2/5 of the remaining tarts in the afternoon and had 54 tarts left. How many tarts did he bake altogether? - The store 2
The store owner ordered 3/4 of a sack of sugar. Each sacks of sugar contained 50 kilograms. The supplier sent only 2/3 of the order. How many more kilograms of sugar should the supplier send? - A student 8
A student was asked to write 25 * 9² . By mistake he write 2592. Find the difference. - My grandfather
My grandfather was 8 times older to me 16 years ago. He would be 3 times of my age 8 years from now. What was the ratio of our ages 8 years ago?
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