Answer:
81
Step-by-step explanation:
let the terms be a,ar,ar²
r=2/3
a+a(2/3)+a(2/3)²=171
multiply by 9
9a+6a+4a=171×9
19 a=171×9
a=(171×9)/(19)
a=9×9=81
Answer:
$506,000
Step-by-step explanation:
A= 3400t + 600 | given formula
21000= 3400t + 600 | substitute the altitude into the formula
20400 = 3400 | subtract 600 from both sides
6 = t | divide both sides by 3400
6 minutes
Answer:
c) 700
Step-by-step explanation:
Add 800 and 600, and then divide by the number of number, or in this case, two. This should give you 700.
Answer:
<h2><u><em>
Two-thirds times one-eighth = Start Fraction 1 Over 12 End Fraction
</em></u></h2><h2><u><em>
Three-halves times 8 = 12</em></u></h2>
Step-by-step explanation:
