R687,92 to the nearest rand​

For each proportion find the unknown number x 1/5/8=×/15

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?