An athlete covers three consecutive miles by walking the first mile, running the second mile and cycling the third. he runs twice as fast as he walks, and he cycles one and and a half times as fast as he runs. he takes ten minutes longer than he would do if he cycled the three miles. how long does he take by walking, running, and cycling?

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

22.83 repeating

step-by-step explanation:

137 ÷ 6 is 22.8333333 therefore we understand that 3 is repeating.

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34.5 cm

step-by-step explanation:

generally for a circular segment of angle, θ° and radius r

arc length

= (θ/360) x circumference

= (θ/360) x 2πr

in our case, θ = 60°, π=3.142 and r = 33 cm

substitute into above formula

arc length

= (60/360) x 2(3.142)( 33) = 34.5 cm

2

step-by-step explanation: