Number one: Just plot down on the number like the numbers you have. Just took the test for this.
Answer:
3.75
Step-by-step explanation:
100d=12.5 x 30
12.5 times 30 equals 375
so
100d=375
now divide 100 both sides to get your discount
there is an error because -9 x 1 = -9 not -1. But I would assume that you multiply -9×-1 and then -9×-2 ect.
Answer: d
Step-by-step explanation:
y is the price of the ticket x is the number sold
Answer:
The required ratio is 38 : 7
Step-by-step explanation:
Given,
304 calories burned in 56 minutes,
That is, the number of calories burnt in 56 minutes = 304
So, the ratio of the calories burnt and time in minutes = 
∵ HCF(304, 56) = 8,
Thus, the ratio of price of photos and number of photos = 
= 