Practising and Applying 1. Describe each as a rate.
a) A car travels 70 km in 1.5 h.
b) 2 kg of chicken costs Nu 170.
c) 1 dozen bananas cost Nu 20.
2. Which pairs of rates are
equivalent?​

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

The tile along the edge of a triangular community pool needs to be replaced? ?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab