Help please Which one of the following angles is not a solution of 2cos^2q = 1+sinq ?

(A) 90° (B) 180° (C)270° (D) 450° (E) none of the above.

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?

Will positive numbers always have a higher absolute value than negative numbers?

14. a family spends 1⁄10 of its annual income for housing, 1⁄4 for food and clothing, 1⁄5 for general expenses, and 2⁄15 for entertainment. what fractional part of their income is spent on these items altogether? a. 11⁄12 b. 41⁄60 c. 6⁄41 d. 1⁄7