Question

Write the given of the problem
Show the complete solution

1. Find the sum of the first 75 positive odd integers.

2. Gaisano theater has 16 rows of seats. If the first row of the theater has 18, 2nd row has 22, third has 26 and so on. How many seats are there in the last row?

3. Twelve days before Christmas, Mark planned to give his mother a Christmas gift. On the 1st day, he sent 1 gift, on the 2nd day, he sent 2 gifts, on the 3rd day, and so on. How many gifts did Mark send his mother after the twelfth day?

4. Find the sum of the first 40 terms of the arithmetic series whose first and third terms are 15 and 21 respectively.

5. Each hour, a grandfather clock chimes the number of times that correspond to the time of day. For example, at 3:00, it will chime 3 times. At 7:00, it will chime 7 times. How many times does the clock chime by the end of the day if he arrives at 10:30 AM?

6. How many numbers between 75 and 800 are divisible by 30?


7. It was announced that there will be new MRT train coaches to be delivered next month in the Philippines. The train can accommodate 75 passengers in the first coach, 90 passengers in the second coach and 105 passengers in the third coach, and so on. What’s the total number of passengers in the first 7 coaches?

Answer 1

$\huge\mathcal{\fcolorbox{aqua}{azure}{\red{♡Answer}}}$

Much like the southern state of Kerala, Karnataka too has silk sarees as the conventional traditional wear for the womenfolk of the state. However, the style of draping the saree varies, along with variations in regions across the state. Davani is also one of the ethnic dresses of the state