SBI PO Prelims Quant Daily Mock: 14th May 2020

Adda 247 will provide you daily Quantitative Aptitude Mock of “SBI PO Prelims. In today’s Quantitative Aptitude Mock, we have Caselet DI. Stay tuned with bankersadda to get Quantitative Aptitude Mock and boost your preparation for the upcoming bank exam. You can also prepare with the study plan for SBI PO available on the bankersadda website.

Directions (1-5): Study the information carefully and answer the following questions.

There are 2400 students in a school which has five classes i.e. sixth to tenth. Number of girls in seventh class is 50% more than number of boys in sixth class which is 50% of the total number of boys in eight class. Ratio between number of girls in sixth, eight and ninth class is 25 : 24 : 36. Total number of girls in sixth, eighth and ninth class is equal to number of girls in tenth class. Total number of boys in seventh class is 28% more than number of boys in ninth class. Number of boys in tenth class is 20 more than number of boys in ninth class. Total number of boys in eight class is 20% of total number of boys in all the classes together while total number of girls in seventh class is 15% of total number of girls in all the classes together.

Q1. Find the ratio between total number of boys in sixth, eight and tenth class together to the total number of girls in sixth, seventh and tenth class together?

(a) 5 : 6

(b) 6 : 7

(d) 8 : 7

(e) 7 : 8

Q2. Find average number of boys in seventh, eighth and ninth class together?

(a) 270

(b) 240

(d) 300

(e) 320

Q3. Girls in ninth class is what percent of total number of girls in school?

(a) 15%

(b) 12%