Answer:
<4= 164
Step-by-step explanation:
the sum of any 2 angles of a triangle is equal to the exterior linear angle of the triangle
<1+<2=<4
8x+9+5x+12=14x+10
13x+21=14x+10
21=x+10
11=x
<4=14x+10
<4=14(11)+10
<4=154+10
<4= 164
Answer:
6.82%(or -6.82%, it depends)
Step-by-step explanation:
95.2-88.7=6.5
6.5/95.2=6.82%
Answer:
A
Step-by-step explanation:
since 3 + 12 is 15
<span>Present value = Future value / [1+ {Interest rate}]^n where n is the duration of investment.----------(1)
Given : Interest rate = 3%, Duration, n = 3 years.
Plugging in the values in the above equation (1)
Present value = (4370.91) / (1+3%)^3
Present value = 4370.91/(1.03^3)
Present value = 4370.91/1.0927
Present value = $ 4000.</span>
Answer:
10 grams
Step-by-step explanation:
15/5 = 3 half lives
80/2³ = 10 grams