hello, good afternoon Activity 4: SOLVE.
1. There are 125 passengers in the first carriage, 150 passengers in the second carriage, and 175 in the third carriage, and so on in an arithmetic sequence. What is the total number of passengers in the first seven carriages? 2. There are 130 students in grade one, 210 students in grade two, and 290 students in grade three, and so on in an arithmetic sequence. What’s the total number of students in the elementary school? 3. A writer wrote 890 words on the first day, 760 words on the second day, and 630 words on the third day and so on in an arithmetic sequence. How many words did the writer write in a week? 4. An auditorium has 20 seats on the first row, 24 seats on the second, 28 seats on the third, and has 30 rows of seats. How many seats are in the auditorium? 5. A yaya receives a starting annual salary of Php 36,000.00 with a yearly increase of Php 3,000.00. What is her total income for 8 years? 6. Jane was saving for a pair of shoes. From her weekly allowance, she was able to save Php 10.00 on the first week, Php 13.00 on the second, Php 16.00 on the third week, and so on. If she continued saving in this pattern and made 52 deposits, how much did Jane save? 7. Mary gets a starting monthly salary of Php 6,000.00 and an increase of Php 600.00 annually. How much income did she receive for the first three years? 8. Mirasol saved Php10.00 on the first day of January, Php12.00 on the second day, Php14.00 on the third day, and so on, up to the last day of the month. How much did Mirasol save at the end of January? 9. A hall has 30 rows. Each successive row contains one additional seat. If the first row has 25 seats, how many seats are in the hall? 10. Joey saves an amount in his bamboo bank each week. To make it fun, he doubles whatever amount is inside the bank next week. On the first week, he saves 1 peso. On the 10th week, how much will be in the bamboo bank in all? ​