Which of the following ratios are equivalent to 30:75? I 1:2. III 2:5
II 4 : 10 IV 3:10

A I and II C II and III
B I and III D III and IV
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Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

What is the solution to the equation below? 3/x-2+6=square root x-2 +8