exam
Maths Puzzle
Numerical Ability
The surface areas of two cubes are in the ratio of 49:81. If the volume of the smaller cube is 20, what is the volume of the larger cube?
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please help me with this equation :)
4c+3(c-2)=-34
In a binomial distrubution, the probability of 25 successes, where n=65 and p=0.35 is..
A. C(65,25)(o.35)^25 (o.15)^40
B. C(65,25)(0.35)^25 (0.65)^40
C. C(65,25)(0.35)^40 (0.65)^25
D. C(65,25)(0.35)^25