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Old Tuesday, October 21, 2014
yunas99 yunas99 is offline
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Quote:
Originally Posted by Shumaila Nisar View Post
plz answer these questions with reasons

If 1 inch = 2.54 centimeters, centimeter equals which of the following in inches?


.One number is 5 times another number and their sum is -60. What is lesser of the two numbers?


The average of x numbers is 15. If two of the numbers are each increased by y, the new average will be increased by how much?


.A fair coin is tossed three times. What is the probability that at least one head appears?


.A square and an equilateral triangle have the same perimeter. The area of the square is 225 cm. What is the length of a side of the triangle?
square and an equilateral triangle have the same perimeter. The area of the square is 225 cm. What is the length of a side of the triangle?

the one side of square is equal to 15 cm
the perimeter of square is equal to 60 cm
Now a triangle has 3 sides so divide the perimeter of square on 3 that is 60/3 = 20 cm is the side of triangle
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