exam
Maths Puzzle
Numerical Ability
The equation D=1.2 sqrt h gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet.
Solve this equation for h.
Long’s Peak i
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exam Other Question
The reciprocal of 7 is 1/7 since their product is 1 ( 7 * 1/7 = 1) The question I need to answer is "are the reciprocals of 7 and -7 opposites".
The reciprocals of 7 and -7 are 1/7 and - 1/7
Are 1/7 and -1/7 opposites?
A) If 2 dice are thrown, find the probability that the numbers shown will be different.
B) If 3 dice are thrown, find the probability that the numbers shown will all be different.