Roberts number is between 20 and 32. the sum of digits is 10. what is his number

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?

Which set of lengths could represent the sides of a triangle? a. 3, 7, 10 b. 4, 5, 10 c. 6, 8, 14 d. 12, 6, 7