please answer all questions!

GST=15%

3. Ramona's dry cleaning shows sales revenue of &76000 for the year. Ramona's GST-taxable expenses were $14960. How much should she remit to the government at the end of the year ? 4. A piece of property with a commercial building is acquired by H&A investments for $184000. If the land is valued at $2000 less than one-third the value of the building. How much of the amount paid should be assigned to land? 5. Sport Alive sold 72 pairs of ski poles. Superlight poles sell at $30 per pair, while ordinary poles sell at $16 per pair. If the total sales value was $1530, how many pairs of each type were sold? 15. A loan of 2000 made at 8.5% per annum is to be repaid in four equal payments due at the end of the next four quarters, respectively. Determine the size of the quarterly payments if the agreed focal data is the date of the loan