Which of these expressions is equal to 6 + (2 + 3) × 5

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

See attachment below and find the equivalent of tan(∠qsr)

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?