5,15 અને 20 નંબરોના LCM અને HCF વચ્ચેના ગુણોત્તરની ગણતરી કરો. વર્ગ 10 | સેમ્પલ પેપ...

LCM of 10, 15 and 20 is

5 x 10 x 15 x 20 x ---------500

Calculate the ratio between the LCM and HCF of the numbers 5, 15 and 20.

Calculate the ratio between the LCM and HCF of the numbers 5,15 and 20.

The following data : 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21,17, 30, 32, 23, 40, 51, 15, 2, 9, 57, 19, 25 is grouped in the classes 0 –5, 5 –10, 10 –15 etc. Find the frequency of the class 20 –25.

The corner points of the feasible region determined by the system of linear constraints are (0, 10), (5, 5) (15, 15), (0, 20). Let Z = px + qy , where p,q gt 0 . Then, the condition on p and q so that the maximum of Z occurs at both the points (15, 15) and (0, 20), is

The product of two whole numbers is 1500 and their HCF is 10. Find the LCM. (a) 15000 (b) 1500 (c) 150 (d) 15

The HCF of two numbers is 4 and the two factors of LCM are 5 and 7 . Find the smaller of the two numbers . A.10. B.14 C. 20 . D.28