Davis has 15 quarters . Each quarter is 1 3/4 mm thick . If Davis stacked up all 15 quarters on top of each other , how tall would the stack be ?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Use the distributive law to multiply. 3(4x + 5y + 6)

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!