<>br> How many more cookies were sold by the 10th grade than were sold by the 12th grade?

how many books were sold in 1989?

How many shirt of size 40 were sold?

How many books were sold from 1989 to 1991?

How many books were sold from 1991 to 1993?

The pictograph shows the number of computers sold by a company during a week. Look at the ptctograph and answer the question given bwlow. How many computers were sold on Friday ? How many computers were sold on Monday ? How many computers were sold during the week ? On which day was the sale maximum ?

How many types of linkage were foun by T.H. Morgan.