Abaker purchased 10 lb of wheat flour and 13 lb of rye flour for a total cost of $17.40. a second purchase, at the same prices, included 12 lb of wheat flour and 15 lb of rye flour. the cost of the second purchase was $20.40. find the cost per pound of the wheat flour and of the rye flour.

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a.m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?