there are 5 more girls than boys in a class if 2 boys join the class, the ratio of girls to boys Will be 5:4 find the (i) number of girls in the class. (ii) find the total number of pupils in the class. (iii) find the probability of selecting a boy as the class prefect​

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step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)

the answer is 3/2 and for decimal: 1.5

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-lavira: )

answer:

at time x=0 we have 1000, at time x=1 we have 2000, at time x=2 we have 4000.  

so that's an initial value of 1000 and a ratio of 2,

y = 1000 (2^x)

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