exam Maths Puzzle Numerical Ability

Find the length of arc s, if r=10 and 0=pi/6

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exam Other Question

A bathtub can be filled in 20 minutes with both faucets running. If the cold water faucet runs twice as fast as the hot water, how long would it take the cold water faucet to fill the tub itself? at $33 each, the shares owned by company co-founder jerry yang were valued at $132 million. Use the equation 33p=132,000,000 to find out how many shares Mr.Yang owned