What is the respective ratio between the total number of gift articles sold by shop A on 23^rd December and 24^th December together and by the same shop on 21^st and 22^nd December together

Number of gift articles sold by shop B on 20^th December is what percent of number of articles sold by the same shop on 24^th December

What is the difference between total number of gift articles sold by both the shops together on 21 st December and that sold by both the shops together on 23 rd December

Number of gift articles sold by shop A on 22^nd December is what percent more than that sold by shop B on the same day

On 25^th December, the number of gift articles sold by shop B was twice of what the same shop sold on 24^th December. How many gift articles did shop B sell on 25^th December

10 men can complete a piece of work in 6 days and 6 women can complete the same piece of work in 12 days. In how many days will 15 men and 10 women together complete the work