Answer:
50
Step-by-step explanation:
let x = total DVD rentals
450=9x
450/9=x
50=x
50 DVDs were rented
n ∈ natural even numbers
Step-by-step explanation:
1 + 3 + 5 + 7 + … + (2n-1)
sum of the first n terms :
Sₙ = n/2(a + Uₙ)
Sₙ = n/2(1 + 2n - 1)
Sₙ = n/2(2n)
Sₙ = n²
∴ so, the solution of n is all natural even numbers
Answer:
the 2nd one
Step-by-step explanation:
2*3x is 6x
2*4 is 8
equation is 6x+8
Answer:
2998 Panda's will be left in 4 years.
Step-by-step explanation:
0.5 x 4 =2
3000-2=2998
7 is 35% out of 20, when you divide 7 by 20, you get 0.35 which is 35%.