The school officers consist of two boys ( Conrad and Philip ) and three girls ( Betty, Sarah, and Brenda ). If two officers are
to be selected in a random drawing from some container without being replaced, find the probability.
1 answer:
The probability would be 2/5
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make 3/12 1/4 and make 2/3 4/6 then find the lcm of those number
Answer:
inequality form: x<-7 or x> 17
Step-by-step explanation:
Answer:
x=2/7
In standard form: 7x=2
implicit form:
7x-2=0
overall x=2/7 is the answer
Answer:
0.33
Step-by-step explanation:
0.0055 x 60 = 0.33
The assumption here is that, both triangles are similar. Now, if that's the case,
![\bf \cfrac{\textit{similar shape}}{\textit{similar shape}}\qquad \cfrac{s}{s}=\cfrac{\sqrt{s^2}}{\sqrt{s^2}}=\cfrac{\sqrt[3]{s^3}}{\sqrt[3]{s^3}}\\\\ -------------------------------\\\\ \cfrac{small}{large}\qquad \cfrac{25}{35}\implies \stackrel{simplified}{\cfrac{5}{7}}\qquad \qquad \cfrac{5}{7}=\cfrac{\sqrt{270}}{\sqrt{x}}\implies \cfrac{5}{7}=\sqrt{\cfrac{270}{x}} \\\\\\ \left( \cfrac{5}{7} \right)^2=\cfrac{270}{x}\implies \cfrac{5^2}{7^2}=\cfrac{270}{x}\implies x=\cfrac{7^2\cdot 270}{5^2}](https://tex.z-dn.net/?f=%5Cbf%20%5Ccfrac%7B%5Ctextit%7Bsimilar%20shape%7D%7D%7B%5Ctextit%7Bsimilar%20shape%7D%7D%5Cqquad%20%5Ccfrac%7Bs%7D%7Bs%7D%3D%5Ccfrac%7B%5Csqrt%7Bs%5E2%7D%7D%7B%5Csqrt%7Bs%5E2%7D%7D%3D%5Ccfrac%7B%5Csqrt%5B3%5D%7Bs%5E3%7D%7D%7B%5Csqrt%5B3%5D%7Bs%5E3%7D%7D%5C%5C%5C%5C%0A-------------------------------%5C%5C%5C%5C%0A%5Ccfrac%7Bsmall%7D%7Blarge%7D%5Cqquad%20%5Ccfrac%7B25%7D%7B35%7D%5Cimplies%20%5Cstackrel%7Bsimplified%7D%7B%5Ccfrac%7B5%7D%7B7%7D%7D%5Cqquad%20%5Cqquad%20%5Ccfrac%7B5%7D%7B7%7D%3D%5Ccfrac%7B%5Csqrt%7B270%7D%7D%7B%5Csqrt%7Bx%7D%7D%5Cimplies%20%5Ccfrac%7B5%7D%7B7%7D%3D%5Csqrt%7B%5Ccfrac%7B270%7D%7Bx%7D%7D%0A%5C%5C%5C%5C%5C%5C%0A%5Cleft%28%20%5Ccfrac%7B5%7D%7B7%7D%20%5Cright%29%5E2%3D%5Ccfrac%7B270%7D%7Bx%7D%5Cimplies%20%5Ccfrac%7B5%5E2%7D%7B7%5E2%7D%3D%5Ccfrac%7B270%7D%7Bx%7D%5Cimplies%20x%3D%5Ccfrac%7B7%5E2%5Ccdot%20270%7D%7B5%5E2%7D)
