A trader bought 55 articles. Some of them cost 250 naira and d rest at 500 naira each The total cost of the article is 7500 naira How many of each type were bought?​

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2