Question
Three positive numbers are in the 5:6: 7 ratio and the
sum of their squares is 13,310. Find the sum of the three numbersSolution
Let the number be 5x,6x,7x. So ATQ- 25x² +36x² +49x² =13310 110x² =13310 x² = 121 x = 11 now sum of numbers = 5x +6x +7x =18x 18×11=198
What is minimum temperature wheat crop?
Which one of the following strategies is not a part of Integrated pest and disease management in field crops?
Tha soil having pH value of < 8.5 with EC (electrical conductivity) is > 4.0 millimhos/cm and ESP< 15, is ____ soil.
___________is an ecological production management system that promotes and enhances biodiversity, biological cycles and soil biological activity
What is the type of farming done along the contour of sloping land to avoid soil erosion with slope less than 33%?
The rice variety recommended under semi dry condition is
Radicidation is
__________is the structural component of Nitrogenase and Nitrate reductase enzyme
A kilowatt-hour is unit of –
Trickling bed is terminology used in