Dany bought a total of 20 game cards some
of which cost $0.25 each and some of which
cost $0.15 each. If Dany spent $4.2 to buy
these cards, how many cards of each type
did he buy?

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Which expression is equivalent to 4 square root 6 divided by 3 root 2

Asap the total attendance for all of a baseball league in 2012 was about 7.5×107 fans, while the attendance for the tornadoes in 2012 was about 1.5×106 fans. about how many times more was the attendance for the entire baseball league than the attendance for just the tornadoes? 50 times more 10 times more 2 times more 5 times more

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.