Percent change = change in value/original value.
13) 75 -> 38: 37 decrease/75 original
49.3333333333333% decrease
about 49% decreaase
14) 97 -> 3: 94 decreace/97 original
96.9072164948454% decrease
about 97% decrease
15) 77 -> 55: 22 decrease/77 original
28.5714285714286% decrease
about 29% decrease
16) 67 -> 28: 39 decrease/67 original
58.2089552238806% decrease
about 58% decrease
Answer:
28 blue marbles
Step-by-step explanation:
since the ratio s 7/4, we have to make 49/x=7/4. 7 times 7 is 49, so 4 times 7 must be x. 4 times 7 is 28, so there are 28.
Answer: I think it is 11
Step-by-step explanation:
4 times 2.75 (because it is a square) is 11
Hello from MrBillDoesMath!
Answer: 39
Discussion
:
Per the author, f(x) = 3x^2 - 5x - 3 and we want to determine f (-3)
Set x = -3 in the defining equation:
f(-3) =
3 (-3)^2 - 5 (-3) - 3 =
3*9 + 5 *3 - 3 = as (-3)^2 = + 9 and -5 * -3 = + 15
27 + 15 - 3 =
39
Regards, MrB
It would be 6+4, which equals 10. Then, subtract 104 ft minus 10 to get 94 ft in depth.