so first day and so on
7, 10, 13,....
as you can see it's an arithmetic progression
so sum for nth term= n/2 { 2a + (n-1) d}
it's the sum of the 7th term
so
7/2 { 7 ×2 + ( 7-1) 3}
7/2 × 32
7× 16
112 fishes
Answer: Negative slope:
Every day, I spend 100 dollars on my credit card.
Positive slope:
Everyday I gain 100 dollars.
Step-by-step explanation:
Answer:1875cm^3
Step-by-step explanation:
Volume = mass/density
15,000/8=1875
It would be 12 ones it would be this because you have to add 7+ 5
Answer:
30.0% decrease.
Step-by-step explanation:
A diamond ring was reduced from $999.99 to $699.99
The decrease is; $999.99 - $699.99 = $300.00
Percentage decrease = 
× 100
i.e percentage decrease = 
× 100 = 30.0003%
And it equals to 30.0% (rounded off to the nearest tenth of a percent)
