Order of Operations
3+(32x3)-57=
what is 42
Order these least to greatest
7, -3, -1, -4
what is -4, -3, -1, 7
There are 20 students in a drama class. The mean age of 12 students is 18 years. The mean age of the remaining 8 students of the drama class is 23 years. What is the mean age of all the students in the drama class?
Mean=20
Richard spends $63.00 on marbles. Sarah buys 6 marbles. Each marble costs $7.00 How many marbles did Richard buy?
What is 9 marbles
In a group of 30 cats 60% of the cats have grey fur. What percent of the cats have orange fur?
18% of the cats have orange fur
44-(2 x 9)-4=
what is 22
Order these least to greatest
-1, 7 , 14, -28, 35
what is -28, -1, 7, 13, 35
The mean mass of 6 boxes is 45 kg. One of the boxes with a mass of 50 kg is removed. Calculate the new mean mass of the remaining boxes.
Mean mass = 44
Sasha orders 9 pizza's. Each pizza costs $13.95 How much does she need to pay?
What is $125.55
In a class of 50 students, 40 % are girls. Find the number of girls and number of boys in the class?
What is 20 girls and 30 boys
Travis goes to the book fair where paperback books are $1.50 and hardback books are $3. Travis buys five paperback and two hardback books. How much change will Travis receive from a $20 bill?
what is 5
What number is greater?
13 or -7
what is 13
What's the median? -2, 3, 13, 4, -7, 15, -9
What is 3
A broken scale is used to measure the height of a plant . The length of the broken scale is 12cm and height of the plant is 14.15 times greater than the broken scale. What is the height of the plant?
What is 169.8cm
In a pack of 12 lions, 92% of the lions are male. What percent of the Lions are female?
What is %11.04
Brian has $450. He spends $210 on food. Later he divides all the money into four parts out of which three parts were distributed and one part he keeps for himself. Then he found $50 on the road. How much money does he have left?
What is 110 dollars
Order these numbers greatest to least
-17, 3 , -5, 9, -24, 7, -6
what is 9, 7, 3, -5, -6, -17, -24
What's the mode of these numbers?
1, 3,7,4,9,3, 13, 15, 3, 4, 1
what is 3
A vehicle covers a distance of 48.3 km in 2.3 litre of petrol. How much distance will it cover in 1 litre of petrol?
What is 21km
There is a 22% chance it will rain tomorrow and a 1/4 chance of strong winds. What is the chance it will stay dry?
What is 78%
A Math Club makes 35 bars of laundry soap a week and sells these at $20 each. Before the soap can all be sold, the pupils found out that 6 bars were destroyed by mice. How much will be the total sale at the end of a four-week month?
what is $2,680
Order the numbers least to greatest
-2 , 3, -7, 5, 1, -4, -13, 11
-13, -7, -4, -2, 1, 3, 5, 11
There are 11 girls in Mr. Brian's class. They are measuring they're size for shoes. 1 girl is a size 8. 2 girls are a size 6. 1 girl is a 6 1/2. Another girl is a size 7 1/2. Two more girls are a 6 1/2. Three other girls are a size 8. One more girl is a 6 1/2. What's the median?
what is 8
Ellen wanted to buy the following items: A DVD player for $49.95, a DVD holder for $19.95 and a personal stereo for $21.95. Does Ellen have enough money to buy all three items if she has $90 with her?
No, because rounding each decimal to the nearest one, we get an estimate of $92, and Ellen only has $90 with her.
Out of 250 million cars on the road in the U.S, about 2/50 are diesel. What percentage are not diesel?
What is 96%