Repayment per month on a lease of R200 000 (motor vehicle) at interest rate 5% per annum over 5 years​

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

10% of 1,900,000. show me how you got the answer

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?