For a direct variation, f(x) = kx. Therefore, for f(x) = 30x, constant of variation (k) = 30.
Answer:
386
Step-by-step explanation:
If you subtract the initial fee of 12 from 70 you get 68 you just divide that by .15 meaning you can plant no more that 386 trees.
A quarter is .25 cents
A dime is .10cents
A nickel is .5cents
A penny is .01cent
3 quarters and 2 pennies=.77cents.
2 dimes and 1 nickel=.25cents
The answer is that her mom gave .77 cents on Monday and .25cents on Tuesday
If you were to add them together(.77+.25) it would be $1.02