Debbie pays $90 per month for her cell phone bill. write an equation to model the cost of her monthly bill (c) for (m) months.

12 is 33 1/3% of 36 what is the whole

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle