Answer:
233.3 cubic units
Step-by-step explanation:
Volume of a pyramid
× base area × height
The volume of the pyramid
= 233.3 cubic units (rounded to the nearest tenth)
Use distrubutive property <em>a(b + c) = ab + ac</em>
6(5r - 4) - 2(r - 7s - 3)
= (6)(5r) + (6)(-4) + (-2)(r) + (-2)(-7s) + (-2)(-3)
= 30r - 24 - 2r + 14s + 6
= (30r - 2r) + 14s + (-24 + 6)
<h3>= 28r + 14s - 18</h3>
Answer:
Step-by-step explanation:
The result can be shown in multiple forms.
Exact Form:
√
6
−
√
2
4
Decimal Form:
0.25881904
…
Answer:
The average speed is 36.67 m/h
Step-by-step explanation:
100/50 = 2
120/30 = 4
Total time = 6
Total distance = 220 miles
220/6 = 36.67
Answer: The cost for 20 people equals $180.
Step-by-step explanation:
Given: It costs $100 to rent the bowling alley, plus $4 per person.
The cost for any number (n) of people can be found using the expression
We can find the cost for 20 people by substituting n=20 in the above expression, we get
Hence, The cost for 20 people equals $180.