Robert and John are married and have 3 dependent children and earn a gross biweekly salary of $6,146. They will also make the following tax-deductible purchases: - Medical expenses: $7,162 - Educational expenses: $7,148 When they fle their taxes jointly, what will their tax refund be? Use the following information: - Standard deduction for married couples: $25,900 - Biweekly allowance: $165.38 per person For your final answer proceed as Annual income Tax to be paid or refunded = Total Annual Withholding - Final income Tax. If the couple has to pay the government, type the number with a negative sign. For example, -325. If the couple has to receive a refund from government, type the number without sign. For example. 325. Round your answer to the nearest dollar