Top answers

Maths
13 Plus

Calculate 44 - (12 - 3^2)^2.

Remember the rule BIDMAS (Brackets, Indicies, Division, Multiplication, Addition, Subtraction)

Inside the brackets we have: 12 - 3and again need to remember BIDMAS. The next item to co...

Answered by Emanuel D. Maths tutor
2306 Views

Mike has 4 blue balls, 6 green balls and 10 yellow balls what is the probability that he will pick a yellow ball.

It would be worked out by adding 4+6+10 to get 20 and then it would be number of yellow balls over total number of balls which would be 10/20. Depending on ability this may then be simplified down to 1/2....

Answered by Georgia E. Maths tutor
1735 Views

Solve the equation 7 - 4x = x + 8.

First we add up all the 'x' terms. So the equation 7 - 4x = x + 8 becomes 7 - 4x - x = x +8 - x  => 7 - 5x = 8. Now we can do the same with the ot...

Answered by Mira S. Maths tutor
3195 Views

How do I know which calculation to do first in questions with multiple operations (e.g. 2 x 3 - 2 x 5)?

In these situations, we can use an acronym called "BIDMAS". BIDMAS stands for: "brackets", "indices", "division", "multiplication", "addition" a...

Answered by Dalitso M. Maths tutor
7273 Views

Bob has £500 and gives 70% to Edmund and 40% of what is left to George. Work out how much money each person has.

Bob - £90, Edmund - £350, George - £60.

Answered by Martina D. Maths tutor
1635 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences