exam Maths Puzzle Numerical Ability

how to factor 30x-10

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Concrete is sold by the yard, which means by the cubic yard. It costs $70 per yard. How many cubic feet are in a cubic yard? How much would it cost to pour a slab that is 14ft by 16ft by 6in for a patio? The attendance at a baseball game was 400 people. Student tickets cost $2 and adult tickets cost $3. Total ticket sales were $1050. How many tickets of each type were sold?