Booth at a farmers market has 3 boxes of 12 grapefruit in each box and two boxes with 15 oranges in this box customer bought a piece of fruit which equation can be sold find the number of grapefruit and or to the booth has left to sell

I'll do the first one for you. it isn't very hard at all.on number one, you have (50 × 3), which equals 150, and (3 × 3), which equals 9. after you establish that, you add 150 and 9 together. so, (150 + 9) equals 159.this means that 53 × 3 = 159.