Two cargo ships are carrying coal. The first cargo ship weighs 1.7 x 104 tons. The second cargo ship weighs 2.4 x 105 tons. How much do both cargo ships weigh? A 7.0 x 102 tons B 4.01 x 108 tons C 2.57 x 105 tons D 4.1x109 tons

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

step-by-step explanation: