exam
Maths Puzzle
Numerical Ability
If a runner runs a 42.2 km course in 2.114 hours, what is his average speed?
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exam Other Question
ok I want to see if I am doing this right?
(8/21w) + (2/9w)
3w/(21w)(9w) + 2(21w)/(21w)(9w)
3w+42w/(21w)(9w)
Now is this correct?
Do I have to simplify it more?
I got 2/3w
12/*(4-3)=
14-3-2=
14/2+33=
[5+(2*3-4)]+3[3+4(8-2*5)+ 3]-5]+11=
150div(6+3 x 8)-5=