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Xelga [282]
1 year ago
15

Find the sum of the first 40 even positive integers.

Mathematics
1 answer:
Pachacha [2.7K]1 year ago
6 0

Answer:

1640

Step-by-step explanation:

Even, positive integers

2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+34+36+38+40+42+44+46+48+50+52+54+56+58+60+62+64+66+68+70+72+74+76+78+80 = 1640

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faust18 [17]

Probability that the student got a 'C' GIVEN they are female = number of females that got a C in the test/number of females

From the information given,

number of females that got a C in the test = 12

number of females = 30

Thus,

Probability that the student got a 'C' GIVEN they are female = 12/30

We would simplify the fraction by dividing the numerator and denominator by 6. Thus,

Probability that the student got a 'C' GIVEN they are female = 2/5

4 0
1 year ago
To make 5 blueberry pies,Mindy needs about 2 pounds of blueberries. How many pounds of blueberries does Mindy need to make 20 bl
Vsevolod [243]
20 lol sorry if it’s wrong
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2 years ago
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Suppose you are standing in a parking lot near a building, and the winter air temperature is 0 degrees Celsius. At that temperat
Naily [24]

The building is 231.7 m far away.Distance can refer to a physical length or an estimate based on other factors in physics or common use.

<h3>What is distance?</h3>

Distance is a numerical representation of the space between two objects or locations. |AB| is a symbol for the distance between two points A and B.

Given data;

Speed of sound  = 331 meters per second

Time = 0.7 sec

The distance from the building is;

d=v×t

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Hence the building is 231.7 m far away.

To learn more about the distance refer to the link;

brainly.com/question/26711747

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4 0
2 years ago
3 - 8 + (-9) ÷ 3 x 4​
nlexa [21]

Answer:

-17  or (-12) - 5

Step-by-step explanation:

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4 0
3 years ago
How do you find the percent of a number greater than 100?
bonufazy [111]

Answer:

Multiply the number by the percent (e.g. 87 * 68 = 5916)

Divide the answer by 100 (Move decimal point two places to the left) (e.g. 5916/100 = 59.16)

Round to the desired precision (e.g. 59.16 rounded to the nearest whole number = 59)

Step-by-step explanation:

lets say for example 234

234/2 = 117 and the percentage were looking for is ummmm 25% well 25% is 1/4th of 234 making it 1/2 of 117 25% of 234 is 58.8 lets do a harder one what is 47% of 234 Divide n by 100.

Multiply the result by x. making it 109.98

4 0
3 years ago
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