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Shark Baby
- Math Word Problems
1.
Ten sea horses cling to the kelp with their tails. If one lets go and drifts away, what fraction of the sea horses still remain?
1/10
11/10
9/10
2.
A swell shark's egg case is 5 inches long. If a foot is 12 inches, what fraction of a foot is the egg case?
5/12
7/12
12/12
3.
Two sea stars are on the rock and one is on the sand. What fraction of the sea stars are on the rock?
1/3
2/3
3/3
4.
A fully grown horn shark is 39 inches long. If the young horn shark is currently 27 inches long, how many inches more does she have to grow?
10 inches
12 inches
14 inches
5.
The pajama shark likes to swim over rocks and kelp about 16 feet below the surface. If a shark was 16 feet below the surface and rises 8 feet, what fraction of the distance has he covered?
1/4
1/3
1/2
6.
An octopus has 8 legs. If she loses 2 in a shark attack, what (reduced) fraction of her legs does she still have?
7/8
3/4
2/3
7.
If an adult manatee weighs 500 kilograms and eats one tenth of his body weight in food every day, how much does that manatee eat each day?
5 kg of food
25 kg of food
50 kg of food
8.
If this manatee is 12 feet long, and a swell shark is 3 feet long, what the swell shark's length is what fraction to that of the manatee?
3/4
1/2
1/4
9.
There are two major species of manta rays. The larger species, Manta birostris, can have a wingspan of 23 feet. The smaller species, Manta alfredi, has a wingspan of only 18 feet. What is the difference between their wingspans?
5 feet
7 feet
10 feet
10.
A female sea lion is 6 feet long. A fully grown swell shark is 3 feet long. What fraction discribes the swell shark's size compared to the sea lion's?
1/3
1/2
1/1
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