3. Dr. Robert A. Quintino plans to donate ballpens(b) and pencils(p) to st udents of Iram National High School. Each item costs ₱ 10.00 and ₱ 5.00, respectively. H e has at least ₱ 100, 000.00 to buy at most 600 of those educational supplies for the students. Which of the following pairs of mathematical statements is the correct tran slation of the problem?
a. b + p ≥ 600 & 10b + 5p ≥ 100 000
b. b + p ≤ 600 & 10b + 5p ≥ 100 000
c. b + p ≥ 600 & 10b + 5p ≤ 100 000
d. b + p ≤ 600 & 10b + 5p ≤ 100 000