[20points][precal] find the cross product of -(3/4)v and (1/2)w if v = < -2, 12, -3> and w = < -7, 4, -6>

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

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76