exam Maths Puzzle Numerical Ability

Beth had 4,000 in her purse on tuesday. On Wednesday after making a deposit, she onle had 2,500, a decrease of 1,500. What was the percentage change from Tuesday to Wednesday?

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exam Other Question

Factor the expression completely.

9a^4 + 11a^3b + 2a^2b^2 Kindly please answer this question and thank you in advance:

In triangle ABC, AB is 9 cm. shorter than AC, while BC is 3 cm. longer than AC. If the perimeter of the triangle is 48 cm. find the lengths of the three sides.