Jax and sofia collect baseball cards. jax has 56 cards and sofia has 68. they each joined different baseball-collecting clubs. each month, jax's club will send him 4 new packages of cards. sofia's club will send her 3 new packages per month. if each pack has 4 cards in it, after how many months will jax and sofia have the same number of cards? how many will they have?

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.