exam Maths Puzzle Numerical Ability

Sam is 2 years older than her brother. 12 years ago, she was twice as old as he was. How old are they now?

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exam Other Question

Good evening ma'am or sir I don't know how to get the values of x here in this equation (clue: there are 3 answers, 1 fraction and 2 whole numbers), will you please help me. This i 2x^2+3y^2=6