At the movie theater, child admission is $5.10 and adult admission is $9.10. on monday, 151 tickets were sold for a total sales of $1030.10. how many adult tickets were sold that day?

65

Step-by-step explanation:

Let "a" represent the number of adult tickets sold. Then the number of child tickets sold is 151-a and the total revenue for the day is ...

9.10·a + 5.10·(151-a) = 1030.10

4a = 260 . . . . . . subtract 770.10

a = 65 . . . . . . . . . divide by 4

The number of adult tickets sold on Monday was 65.

Check

65 adult tickets and 86 child tickets will produce a revenue of ...

65·9.10 + 86·5.10 = 591.50 + 438.60 = 1030.10 . . . . answer checks OK

65 adult tickets were sold that day

Step-by-step explanation:

Let's call:

c: number of child tickets sold on Monday.

a: number of adult tickets sold on Monday.

Set up the following system of equations:

You can solve it by Substitution method, as following:

- Multiply the first equation by -5.10

- Add both equations.

- Solve for a.

Then:

answer: ♡♡♡♡♡♡♡♡♡♡

step-by-step explanation:

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.