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notsponge [240]
3 years ago
14

Help me please!! I will mark Brainliest!!!!

Mathematics
2 answers:
murzikaleks [220]3 years ago
6 0

Answer:

D

Step-by-step explanation:

42 minus 31 is 11

so 11/42 = /100

dsp733 years ago
6 0

Answer:

11/42 = x/100

Step-by-step explanation:

42 students and 31 are girls

42 -31 = 11 that is the number of boys

boys / total = x/100 to find the percent

11/42 = x/100

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Answer:

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Step-by-step explanation:

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another way of showing:

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5 0
3 years ago
You are asked to choose a vowel (a, e, i, o, u) from a list, and then to choose either the number 6 or 7. How many possible outc
faltersainse [42]

Answer:

10 possible outcomes

S = {a6, a7, e6, e7, i6, i7, o6, o7, u6, u7}

Step-by-step explanation:

As there are 5 vowels and 2 numbers that have to be chosen, the total outcomes are

= 5x2 = 10

Each vowel can be chosen with 6 or with 7

Let S be the sample space

a vowel will be chosen first then there is possibility that either the number chosen with it is either 6 or 7 so each vowel will have two possible outcomes with the number

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4 0
3 years ago
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8 0
3 years ago
Petrol and oil are mixed in the ratio 10/1 . How many litres of oil needed to mix with 5 litres of petrol?
valina [46]

Answer:

1/2

Step-by-step explanation:

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7 0
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Answer:

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Step by Step Answer:

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