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Kamila [148]
3 years ago
5

Jacqueline practiced drums four times last week for sessions of 40 minutes, 35 minutes, 45 minutes, and 30 minutes. Cassie pract

iced five times last week for sessions of 15 minutes, 30 minutes, 15 minutes, 15 minutes, and 50 minutes. Which statement is true based on the data above?
a
The greatest amount of time either girl spent practicing was one of Jacqueline’s practice sessions.
b
The average length of time Cassie spent practicing is greater than the average length of time Jacqueline spent practicing.
c
The difference in length between Cassie’s longest and shortest practice sessions was greater than the difference in length between Jacqueline’s longest and shortest sessions.
d
The two girls practiced for the same total amount of time last week.
Mathematics
2 answers:
luda_lava [24]3 years ago
8 0
A ... because .... !
Grace [21]3 years ago
4 0

Answer:

c.

The difference in length between Cassie’s longest and shortest practice sessions was greater than the difference in length between Jacqueline’s longest and shortest sessions.

Step-by-step explanation:

Jacqueline longest time is 45 and the shortest is 30,

45-30=15

Cassie longest time is 50 and the shortest is 15,

50-15=35

35>15

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Answer:

Volume of composit figure= 4834.14 cm^3

Step-by-step explanation:

here's your solution

=> Radius of hemisphere = 9 cm

==> volume of hemisphere = 2/3πr^3

==> volume of hemisphere = 2/3*22/7* 9^3

==> volume = 1526.04 cm^3

=> Radius of cylinder = 9 cm

=> Height of cylinder = 13 cm

==> volume of cylinder = πr^2h

==> volume of cylinder = 22/7*9^2*13

==> volume of cylinder = 3,308.1 cm^3

Volume of composit figure = 1526.04 + 3308.1

= 4834.14 cm^3

hope it helps

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3 years ago
Someone help with this
timama [110]

Answer:

18% decrease

Step-by-step explanation:

  1. 7,500 - 6,125 = $1,375
  2. Set up a proportion: \frac{1375}{7500} = \frac{x}{100}  
  3. Cross multiply, then divide: 1375 × 100 = 137500, 137500 ÷ 7500 = 18 1/3
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Olegator [25]

Answer:

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Step-by-step explanation:

The given line passes through the points;

(x_1,y_1)=(3,8)

and

(x_2,y_2)=(4,13)

Let us find the slope using;

m=\frac{y_2-y_1}{x_2-x_1}

m=\frac{13-8}{4-3}

m=\frac{5}{1}=5

The equation is given by;

y-y_1=m(x-x_1)

We substitute the values into the formula to obtain;

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There the equation of the line is

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Find the perimeter of A(-3,2), B(6,6), and C(7,-1).<br><br>Please show work.
Furkat [3]

AB=√{(6+3)²+(6-2)^2}=√(81+16)=√(97)

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3 0
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