Math Riddles

Question: A tomato vine is 3 meters long. The bottom foot of the vine doesn't grow any tomatoes but the rest of the vine grows a tomato every 5 inches.

How many vegetables can grow off of the vine?

Question: There is a 100 pound watermelon laying out in the sun. 99 percent of the watermelon's weight is water. After laying out for a few hours 98 percent of the watermelon's weight is water.

How much water evaporated?

Question: You got a trophy that was two feet tall and your friend got a trophy that was 1 yard tall. Did you get 1st or 2nd?

Question: 2+3=8 4+5=24 6+7=42 8+9=80 9+10=?

Question: What temperature is twice as hot as 0 degrees Celsius?