Yes. Mrs. Ramos can allot 90 pesos to her 5 children and 2 nieces for 3 days.
total cost for 3 days :
90 × 3 = 270 pesos
In fact Mrs. Ramos can provide the allowance of 750 pesos in 8 days.
750 ÷ 7 = 8.3 days
Each of her child can receive 12. 85 pesos each.