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Earn +20 ptsQ: What is the sum of 21 and 12?
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Sum of two numbers is 74 and difference is 12?
21 + 43=74 and 43-21=12, so your answer is 21+43
What is the probability of rolling a sum of 10 or a sum that is an odd number when two number cubes are rolled?
The probability is 21/36 = 7/12
Three numbers in GP sum up to 21. Their product is 216. Find the numbers?
3 + 6 + 12 = 21 3 x 6 x 12 = 216
What is Negative eight times the sum of a number and 21 is 96?
-8 × (number + 21) = 96 → number + 21 = 96 ÷ -8 → number = 96 ÷ -8 - 21 = -12 - 21 = -33
What is the probability that the sum of the numbers on two dice is composite when they are rolled?
21/36 or 7/12 or 58.33...%
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