A packet of sweets of mass 1.8kg is divided into 2 bags. the mass of sweets in the larger bag is 200g more than that in the smaller bag. what is the ratio of the mass of sweets in the larger bag to the mass of sweets in the smaller bag? ​

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?