please help me with all these please

The duration of a 4-year, 10% coupon annual pay, $1,000 par value bond, trading at par, is closest to____________ (dont have to calculate although you can, logic should tell you the answer).

		3.5 years
		4.5 years
		1.2 years
		4 years

The duration of a 4-year, 10% coupon annual pay, $1,000 par value bond, trading at par, is closest to____________ (dont have to calculate although you can, logic should tell you the answer).

		3.5 years
		4.5 years
		1.2 years
		4 years

If China decided to stop buying Treasury securities from the U.S., interest rates in the U.S. would decrease, everything else equal.

True

False