Ado, Ben and Kolo are aged 12, 14 and 20 respectively. They share N690 in the ratio of
their ages. How much does each get?

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?