Ques:- If the diagonals of a rhombus are 8 cm and 10 cm respectively what will be the area of the rhombus?
A. 35 sq cm
B. 40 sq cm
C. 30 sq cm
D. 20 sq cm
E. None of these
Ques:- a survey of 100 students at new england college showed the following:7 take english,history and language,17 take english and history,15 take english and language,18 take history and language,48 take english, 49 take history,38 take language.draw a venn diagram and answer the questions how many students
A. take history but neither of the other two?
B. take english and history but not language?
C. take none of the three?
D. take exactly two of the three?
E. do not take a language? (explanation also needed pls)
Ques:- If a 200 m long train crosses a platform of the same length as that of the train in 20 seconds, then the speed of the train is
A. 50 km/hr
B. 60 km/hr
C. 70 km/hr
D. 72 km/hr