exam Maths Puzzle Numerical Ability

a set of childrens clocks contains three shapes: longs, flats, and cubes. there are 3 times as many longs as cubes, and 30 fewer flats than longs. if there are 600 blocks in all, how many longs are there?

how do i set up this equation?

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exam Other Question

A ball is thrown upward from the roof of a building 100 m tall with an initial velocity of 20 m/s.

When will the ball reach a height of 80m?

I would appreciate help with this one. Thank you! When preparing a balance sheet, net worth is listed as a:

a. Current asset.
b. Plant asset.
c. Current liability.
d. None of the above.