Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. What is the minimum distance each should cover so that all

Minimum distance walked y the three boys is 6930 centimeter

Explanation:

Complete Question

Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm  and 77 cm respectively. What is the minimum distance each should cover so that all​ can cover the distance in complete steps

Solution

The LCM of the size of the steps of the three boys will give the minimum distance that each should cover so that all​ can cover the distance in complete steps

LCM of 63 cm, 70 cm  and 77 cm will be 2*3*3*5*7*11

= 6930 centimeter

Hence, minimum distance walked y the three boys is 6930 centimeter

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.