Lena bought boxes of thank you cards and get well cards. The thank you cards came in boxes of 6 and the get well cards came in boxes of 4. Lena bought 35 boxes and got a total of 170 cards. How many boxes of each type of card did she buy?

The trigonometric ratios sine and secant are reciprocals of each other

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle