PK is the median and M is a centroid of triangle PQR. If PK is 15 cm, then find length of PM?

Find the greatest value of k for which the 6-digit number 24312k is divisible by 6.

In what ratio should wheat of ₹ 14-40 per kg be mixed with wheat of ₹ 11-40 per kg so that the price of the mixture becomes ₹ 12-60 per kg

Answer the following questions

A, B and C gets a total wage of Rs.3600 if they work together. A and B gets a total wage of Rs. 2800 if they work together and A alone gets Rs.1600. Find the efficiency ratio of A, B and C  

The following pie chart shows the number of bags sold by 7 different shops during a month as percentages of the total number of bags sold during this month by these 7 shops taken together.

If the total number of bags sold during the given month by these 7 shops taken together was 1400, then what was the total number of bags sold by S3 and S 7 taken together?

In the following diagram, three different products (in thousands) produced by a company in 5 years are given and after studying them carefully, answer the following questions.

Three products produced by a company in different years (in thousands)

What is the difference between the CD produced between the year 2007 and the year 2009?

Find the next term in the series.1329, 997, 725, 507, 337, ?

AC is a chord of circle whose centre is at O. If B is any point on the arc AC and ∠OCA=20⁰ , then the magnitude of ∠ABC is