The product of 3 consecutive odd numbers is 693. The largest of these numbers must be?
The product of 3 consecutive odd numbers is 693. The largest of these numbers must be?
Given a 4cm by 4cm by 4cm cubic block of wood. Suppose all six faces of the cube are painted red and the cube is then cut into 64 small cubes. How many these small cubes will have red paint on just...
How many factors does number 1000 have? What is logic way to find a answer? 1, 1000, 2, 500, 4, 250, 5, 200, 8, 125, 10, 100, 20, 50, 40, 25 I know it's 16 factors.
Dad said to my sister Jessica: "When you are one third as old as I am, I shall buy you new computer." Jessica is now 12 and Dad is 56. How old will Jessica be when Dad carries out his promise...
In another four years Winnie will be three times as old as she was four years ago. If it is Winnie's birthday, how old is she today?
The math club solved 728 problems in October. They solved 115 more problems than that in November. How many problems did they solve in November?
Nick has 20% more video games than Brian. Together, they have 55 video games. How many video games does Brian have?
A rectangular living room measures 12 feet by 10 feet. A carpet placed on the floor leaves a border 2 feet wide all around it. What is the area of the border?
A quiz has 25 questions with four points awarded for each correct answer and one point deducted for each incorrect answer, with zero for each question omitted. John scored 77 point. How many...
Eddie needs 4 days to mow the lawn at the council park. Mark and David, working together, need 3 days to do the same job. How long will it take Eddie, Mark and David to do this job if they work...
A domino set contains all number pair from double zero to double six, with each number pair occurring exactly once. Four example, the domino shown is three-four and also the four-three. How...
The five tyres of a car(4 road tyres and the spare) were each used equally on a car which had travelled 20000 km. The number of kms of use of each tyre was? a. 4000 b. 5000 c...
If I write one digit per second, how long will it take me to write out all the numbers from 1 to 1989? a. 33 min 9s b. 1 h 22 min 39s c. 1 h 54 min d. 1 h 54 min 9s...
How many different four - figure numbers can be made using the digits 1, 9, 9, 1? a. 6 b. 12 c. 16 d. 24
The normal selling price of an article is cut by 20% in a sale. This reduces the trade's profit on the price she paid for it to 4%. What percentage profit(to the nearest whole per cent) did she make...
In this multiplication U, K, S, M, C represent different digits. What number does S represent ? UKSMC x 4 = CMSKU a. 2 b. 4 c...
In my class of no more than 40 pupils there are exactly 10% more girls than boys. How many girls are there? a. 10 b. 11 c. 18 d. 20
An ant had to struggle to reach her hole at the top of 16 meter hill. Every 5 minutes she climbed 6 meters up the steep hill and slipped back 3 meters. How many minutes did it take to get home? a...
Eric received 3 red packets. Each red packet had an equal chance of having either a $5, $20, or $50 note. What is the chance that he received $60 ? a. 2/33 b. 4/27 c. 1/9 d...
There are a total of 148 students in Year 5 and every student plays at least one of these sports. 5 students play only volleyball and football. 45 students play all three sports and a total of 52...