Escreva os seguintes números fracionários na forma decimal: A) 5,10
B) 2,15

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Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?