length of a rectangle is 2 metre and the breadth is 50 find the ratio of a length to the breadth of a rectangle​

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class