exam Maths Puzzle Numerical Ability

If you flip a coin 10 times, what is the probability of getting at least 4 heads?

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exam Other Question

If you throw a ball straight up with a speed of 20 m/s how fast will it be moving when you catch it ? please help to simplify

3 time the square root of 3/7 - 2 times the square root of 7/3 - the square root of 189