Abigail drives her car 252 in 2 hours 15 minutes. what is her average speed in kilometers per hour

What is the rescursive formula for this geometric sequence? 7, -14, 28, -56

Divide: 1573 ÷ 7 = a) 222 r5 b) 223 r6 c) 224 r5 d) 224 r3

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483