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6 A diver was collecting water samples from a lake. He collected a sample al evey Herval of a
starting at 5 m below the water

By Mary

6 A diver was collecting water samples from a lake. He collected a sample al evey Herval of a
starting at 5 m below the water surface. The final sample was
collected at a depth of 35 m. How many samples did he collect?
7 Ranjan went to play with 60 marbles. In 8 games he gained
(-5) marbles each and in 4 games he gained 4 marbles each,
marbles did Ranjan have at the end?
A submarine moved from the water surface at a speed of
(-20) m per minute. How far is the submarine from the water
surface at the end of 7 minutes?
(Hint: Consider the water surface level as zero.)​

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Mary

14. The ratio of the number of big dogs to the number of small dogs at
a pot show is 3:17. There are so doge, in total, at th

find the value of a and b if x⁴+x³+7x²+ax+b is exactly divisible by x²+2x+1​

2 thoughts on “6 A diver was collecting water samples from a lake. He collected a sample al evey Herval of a<br />starting at 5 m below the water”

  1. Answer:

    A diver was collecting water samples from a lake. He collected a sample at every interval of 3m, starting at 5 m below the water surface. The final sample was collected at a depth of 35 m. How many symbols did he collect?

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