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Which statement is true about row 9 in Pascal's Triangle

Question : Which statement is true about row 9 in Pascal's Triangle : 2139437

Solve the problem.

161) Which statement is true about row 9 in Pascal's Triangle?

A) There are always 9 entries equal to 9.

B) The sum of all entries in the row equals 9.

C) Each entry (except for the 1st) is the sum of the two nearest entries in the row above it.

D) The only entries in the row are 0 and 9 .

162) Which statement is true about row 8 in Pascal's Triangle?

A) The entries in row 8 correspond to the coefficients of (x + y)9 .

B) The entries in row 8 correspond to the coefficients of (x + y)7 .

C) The entries in row 8 correspond to the coefficients of (x - y)8 .

D) The entries in row 8 correspond to the coefficients of (x + y)8 .

If two fair dice, one red and one white, are rolled, in how many ways can the result be obtained?

163) The red die shows a 3.

A) 5 ways

B) 1 way

C) 6 ways

D) 3 ways

164) The white die shows a 3.

A) 6 ways

B) 5 ways

C) 3 ways

D) 1 way

165) The sum of the two dice is at least 6.

A) 6 ways

B) 21 ways

C) 26 ways

D) 25 ways

166) The sum of the two dice is less than 5.

A) 4 ways

B) 6 ways

C) 10 ways

D) 5 ways

167) The sum of the two dice is 8.

A) 3 ways

B) 4 ways

C) 5 ways

D) 1 way

168) A different number on each die.

A) 6 ways

B) 25 ways

C) 30 ways

D) 36 ways

169) The sum of the numbers showing is either 3 or 4.

A) 5 ways

B) 3 ways

C) 2 ways

D) 4 ways

170) A 5 is on at least one of the dice.

A) 12 ways

B) 6 ways

C) 10 ways

D) 11 ways

Solution
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Mathematics 1 Year Ago 175 Views
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