a 450000 bond is redemable to 550000 after 5 years coupon is convertible to semi annualy. find the semi annualy coupon​

Which problem could be  solved  by evaluating the expression  7×(−3)7×-3?

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Geometry: determine whether segment mn is parallel to segment kl. justify your answer. jm 6 mk 3 jn 8 nl 4