exam Maths Puzzle Numerical Ability

Solve the equation by the method of your choice.

(4x+6)squared = 25

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exam Other Question

Diep left alone for a bike ride at 8:00 AM, traveling at 20 MPH. Half an hour later, Mai noticed that Diep had left her water bottle at home. If Mai rides 40 MPH, how long will it take her to catch up to Diep? Find the mass of a lead ball havinga diameter of 15cm. A cubic meter of lead has a mass of 11422kg.