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Svetach [21]
3 years ago
6

A girl having two siblings is chosen at random. What is the probabilty that she has no sisters?

Mathematics
1 answer:
Vlad [161]3 years ago
3 0

Answer:

50%

Step-by-step explanation:

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Rahima goes jogging on a course that is 2.75kilometers long. If she completes the full course every morning, how many kilometers
Arada [10]

Answer:

<h2>19.25km</h2>

Step-by-step explanation:

Step one:

given data

we are told that the distance that Rahima covers on a daily is 2.75km long

we also know that a week has 7 days that is Mon-Sunday

Required

the total distance for a week

Step two:

Hence the total distance covered for  7 days is

=2.75*7

=19.25km

<em>Simply multiply the distance covered in a day by 7 to get the distance covered in a week </em>

6 0
2 years ago
Read 2 more answers
monica and three friends went out to dinner. the bill came down to $60. they had excellent service so they wanted to leave a 20%
netineya [11]

Answer:

$72

Step-by-step explanation:

60 * 20% = $12


Hope this helps. Have a great day. :)

-wfz

5 0
3 years ago
The ideal gas law takes the form PV=NRT where P represents pressure, V represents volume, N represents number of moles of gas, R
RoseWind [281]
Pv=NRT I think y because it is
5 0
3 years ago
In a recent survey of 974 voters, 724 indicated that they were in favor of a new city park, while the other 250 voters said that
Marrrta [24]
250/974 = x/40,000...250 opposed to 974 total = x opposed to 40,000 total
cross multiply because this is a proportion
974x = 10,000,000
x = 10,000,000/974
x = 10266.94 rounds to 10,267 <==
3 0
3 years ago
Colm and Gaz share some sweets in the ratio 4:3 <br> If Colm gets 28 sweets how many does Gaz get?
liubo4ka [24]

Answer:

21 sweets

Step-by-step explanation:

Colm : Gaz

4 : 3

4 units = 28

1 unit = 28 ÷ 4 = 7

3 units = 7 x 3 = 21 sweets

8 0
3 years ago
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