Any good studying tips for math?

the manufacturing cost of a cell phone was $124 cellars first marked up the cost by 20% sales were poor, so sellers decreased the mark up to 15% calculate the old a new price

Which of the following is a description of the data with a correlation coefficient of - 0.3? A. low positive correlation B. high positive correlation C. high negative correlation D. low negative correlation

Annie has an interview at 1.20 pm It will take her 1 hours to travel to the interview. She wants to arrive at least 15 minutes before her interview time. What is the latest time Annie should for the interview?

John and Jim painted a fence John painted 1/4 of the fence and Jim painted 5/12 of the fence how much of the offense did they paint total

It's regular price is $2.49 and it's mark down by 35 or so what is the sale price

Find the common ratio for the following sequence 9,6,4

A rectangular courtyard 3.78 metres long and 5.25 metres wide is to be paved exactly with square tiles, all of the same size. What is the largest size of the tile which could be used for the purpose? (A) 14 cm (B) 21 cm (C) 42 cm (D) None of these

650mL = how many ounces?

Which is the more precise measurement? Explain. 6 hours, 14 days 14 days, because an hour is a smaller unit of measure than a day 14 days, because a day is a smaller unit of measure than an hour 6 hours, because a day is a smaller unit of measure

What is the mean of 0,1,3,2