The best estimate of 78.4 divided by 18

D. 4

Step-by-step explanation:

Hi, to answer this question we have to divide the number given.

78.4 ÷ 18 = 4.355555556

The best estimate is 4, because if we round the number to the nearest whole number, since the number after the decimal is less than 5 (.3) the nearest whole number is 4.

The correct option is D.4.

Feel free to ask for more if needed or if you did not understand something.

answer: the sun

explanation:

water cycle describes the evaporation of water from earth's surface, formation of clouds and precipitation water back onto the surface of earth. seventy percent of the earth is covered with water in the form of seas and oceans. the heat of the sun causes the evaporation of water from the surface of the ocean. the water vapors rise and condense to form water droplets. the collection of these water droplets form clouds which rain down again.

the evaporation of the oceans surface water as part of the water cycle is caused by the sun