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11 34 Marks
In this line of circles
the ratio of red circles to blue circles is 1 : 3 how many more red circles would need to be added to make the radio of red to blue 3:1​

Which statements about these triangles is true

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2