Answer:
9841
Step-by-step explanation:
Each time the number of shaded triangles is multiplied by 3. So this is a geometric series:
an = 1 (3)ⁿ⁻¹
The sum of the first n terms of a geometric series is:
S = a₁ (1 - rⁿ) / (1 - r)
Here, a₁ = 1, r = 3, and n = 9.
S = 1 (1 - 3⁹) / (1 - 3)
S = 9841
Answer:
Ms. Sunshine needs to make 62.5 cookies.
Step-by-step explanation:
25 * 2.5 = 62.5
Answer:
a) 5%
b) 24%
Step-by-step explanation:
a) You buy a game for $40, and the sales tax is $2. What percent of the game price are you paying in sales tax?
Percentage you are paying in sales tax
= Sales tax / Sale price of the game × 100
= $2/$40 × 100
= 5%
b) Your doctor told you to eat 25 grams of fiber each day. You had 6 grams of fiber for breakfast. What percent of the 25 grams of fiber have you eaten so far?
The percent of 25 grams of fiber you have eaten so far =
6 grams/25 grams × 100
= 24%
Which equation, please list the equation
12n^4 is the answer simplified