exam Maths Puzzle Numerical Ability

Find two consecutive integers such that 4 times the larger exceeds 3 times the smaller by 23. Steps would be helpful.

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exam Other Question

Vito invested $500, part at 9% per annum, and the rest at 11% per annum. After one year, the interest earned on the 9% investment was $20 less than the interest on the 11% investment. How much did he invest at each rate? A backyard has dimensions 1 1/2 yards by 2 4/5 yards. What is the area of the back yard in square yards (yd2)?
these are whole numbers and fractions and the yd the 2 are one of those tiny numbers.