exam Maths Puzzle Numerical Ability

Martha and Sally had lunch together on Tuesday. Sally paid $2 more than Martha. If the total bill was $5.64. How much did Sally pay for her lunch?

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exam Other Question

Two cars are traveling toward each other and are 455 miles apart. One car is going 10mph faster than the other. They meet after 3.5 hours. How fast is each car going? M is the midpoint of QR. Q has coodinates (-3,5) and M has coordinates (7,-9) find the coordinates of R.