exam
Maths Puzzle
Numerical Ability
Can someone help me with this problem?
I need to convert 16/7 to a mixed number.
Thanks,
Lyn
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exam Other Question
Please help us solve this equation:
4. One more than the difference between 18 and 7 times a number is -9
This is what we have tried:
7n + 18 +1 = -9
7n + 19 = -9
7n = -28
n= -4
Is this correct?
three faces of a box have a common vertex and their combined area is 20cm squared. What is the total surface area of the box?
thank you.