exam Maths Puzzle Numerical Ability

For a test of 8 true/false questions,Maria was curious about the following if she would answer every question by guessing. Determine
A) The probability of getting the first three

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exam Other Question

The United States Congress is made up of 100 members of the Senate and 435 members of the House of Representatives. How many 5-member senatorial committees are possible? how do i solve 1/3 the square root of 45 kind of like this 1/3(45