Class a has 30 pupils and class b has 19 pupils. both classes sit the same maths test. the mean score for class a is 34. the mean score for class b is 75. what is the mean score (rounded to 1 dp) in the maths test across both classes?

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

I’m really confused and need your assist me with this question i’ve never been taught