Exams

The mean of marks secured by 35 students in division A of class X is 65, 45 students of division B is 61 and that of 70 students of division C is 59. What is the mean of marks of the students of three divisions of Class X?

A goods carrier travels 23 km East, then it turns North and travels 15 km, then it turns West and Travels 38 km, then it turns to its left and travels 15 km. Where is it now with reference to its starting position?

The bar graph shows results of a survey carried out within a club. The members of the club were asked which soft drink they consumed? Study the diagram and answer the following questions.

What is the ratio of consumers of soft drink B to consumers of soft drink E?

From point P, at 6 : 30 pm, a train starts moving towards Q with the speed of 40 km/hr. Another train starts moving from point Q at 7:30 p.m. towards point P at the speed of 60 km/hr. Both of them meet at 11:30 p.m. at point R. What is the ratio of PR and QR?

Which of the following is called 'The queen of Arabian sea'?

Select the INCORRECT set of Molecular Formula - IUPAC Name - Common Name from the following options.

If A purchase 9 chairs for Rs 5 and sells all the chairs at the rate of 5 chairs for Rs 9, then what will be the profit percentage?

Who of the following Indian vocalist and musician established the Academy of Performing Arts and Research in Switzerland?