exam Maths Puzzle Numerical Ability

Helen Weller invested $15,000 in an account that pays 12% simple interest. How much additional money must be invested in an account that pays 15% simple interest so that the total

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exam Other Question

According to recycling recirds kept by the Evironmental Protection Agency 38% of postconsumer newsprint was recycled in 1990, 45% in 1992, 47% in 1994, and 60% in 2001. The least-s Graph the inequality
3x+y<=5

y=3x+5

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